People

Person Sort Control Person Display
Cindy Fetters
Jose Aranda Cuevas
Jose Aranda Cuevas

Jose Aranda Cuevas

My doctoral work focuses on understanding the theory of trisections of 4-dimensional spaces and their relationship with problems in dimension three. A trisection is a decomposition of 4-dimensional space into three standard pieces. Trisections are a novel way of thinking about the fourth dimension...
Chandler Jensen-Cody
Chandler Jensen-Cody

Chandler Jensen-Cody

Mammalian airways are composed of multiple epithelial cell types, all of which are maintained and replaced by resident epithelial stem cells. Airway basal cells are the stem cells found within the upper airways. Our work is focused on understanding the proteins and molecular pathways that govern...
Sara Reed
Sara Reed

Sara Reed

This dissertation explores the value of using an autonomous vehicle in last-mile delivery. Last-mile delivery is the movement of goods from a transportation hub to their final destination. The autonomous vehicle picks up and drops off the delivery person making on foot deliveries, avoiding the need...
Ye Lao
Ye Lao

Ye Lao

Ye earned her PhD degree from Department of Biochemistry in The University of Iowa in 2000 and Executive MBA degree from Olin Business School in Washington University at St Louis. Currently, she works in Kemin Industries as Worldwide Vice President of Research and Development. Ye has over 15 years...
James Mrkvicka
James Mrkvicka

James Mrkvicka

Voltage-gated sodium (NaV) channels are key mediators of brain activity. Mutations within these genes can cause neurological disorders, including epilepsy and chronic pain. However, studies show that damaging mutations within NaV channel genes confer uncertain risk, meaning that the severity of...
Brandon Butcher
Brandon Butcher

Brandon Butcher

Bayesian Additive Regression Trees (BART) is a relatively new machine learning model. An open research question is how to assess convergence of BART fit to real data. My research addresses this question by deriving a formal convergence criterion provided in a novel software implementation for...
Zachary Kockler
Zachary Kockler

Zachary Kockler

My dissertation uses Baker’s Yeast to study a pathway that cancers use to bypass the regulation that dictates how many divisions each cell can undergo, called alternative lengthening of telomeres (ALT). My work has identified the frequency of ALT formation, identified the role of key genes in the...
Michael Salino-Hugg
Michael Salino-Hugg

Michael Salino-Hugg

The difficulty of constructing physically accurate models has limited the optimal control of wireless power transfer (WPT) systems to systems with very few transmitting coils and simple transmitters. Through the use of receiver feedback and blackbox modeling, I am implementing arbitrarily complex...
Kate Lechtenberg
Kate Lechtenberg

Kate Lechtenberg

Current research argues that discussing social, cultural, and political issues in high school literature classrooms is both necessary and fraught with tensions. In this study, I collaborate with four secondary teachers to explore how educators choose texts, facilitate complex classroom dialogues...
Matthew Blackwell
Matthew Blackwell

Matthew Blackwell

My project is a history of the Center for Editions of American Authors, a government-funded, Cold War-era organization tasked with publishing scholarly editions of nineteenth-century American writers from 1963-1976. CEAA editors claimed that their methodology could restore authorial intention to...
Alaine E. Reschke-Hernandez
Alaine E. Reschke-Hernandez

Alaine E. Reschke-Hernandez

Currently no drug can cure or effectively mediate symptoms of Alzheimer’s disease. As drug advancements are sought, we must identify complementary interventions to help those living with this disease. I examined the effects of a music therapy intervention on social engagement, affective responses...
Aqeeb Sabree
Aqeeb Sabree

Aqeeb Sabree

In mathematics, a collection of functions on a set can be referenced as a function space. We construct a Hilbert function space by requiring the functions to satisfy certain properties. Knowledge derived from nature dictates infinite-dimensional Hilbert spaces. My research has applications in signal...
Mohammed Abdulhussein Handooz Albarki
Mohammed Abdulhussein Handooz Albarki

Mohammed Abdulhussein Handooz Albarki

Nanoparticles made from biodegradable polymers are of great interest for use in drug delivery systems due to their relative safety and ease of surface modification. My research focuses on the preparation of PLGA nanoparticles and investigation of endocytic and exocytic mechanisms included in their...
Murat Kilinc
Murat Kilinc

Murat Kilinc

The objective of the dissertation is to evaluate the effectiveness and psychometric characteristics of the conventional scoring methods of the Balanced Inventory of Socially Desirable Responding (BIDR) along with twelve new scoring methods (seven each for fake good and fake bad) that emphasize...
Alaa Hani Naser Al Minshid
Alaa Hani Naser Al Minshid

Alaa Hani Naser Al Minshid

Engineered nanoparticles NPs have unique physiochemical properties and are used in a variety of applications including cosmetics, pharmaceuticals, and catalysts. NPs can make their way into the environment and human body and can dissolve or agglomerate which has important consequences for toxicity...
Courtney Donahue
Courtney Donahue

Courtney Donahue

The synthesis of complex chemicals and materials, such as pharmaceuticals and plastics, utilize catalysts (often metals attached to organic components called ligands) to assist in the formation of new chemical bonds. Despite years of research, there is a lack of simple models to predict how catalyst...
Hye Won Kwon
Hye Won Kwon

Hye Won Kwon

Grit (perseverance and passion towards long-term goals) has received growing attention from academia and the general public as a strong predictor of academic achievement. Yet current scholarship largely fails to consider structural and cultural contexts that may impact grit’s development. Bringing...
Gordon Aiello
Gordon Aiello

Gordon Aiello

The formalism behind quantum field theory requires one to construct physical models satisfying a number of technical precepts known as Wightman axioms. In the 1970's it was discovered that the Wightman axioms can be recast into a more malleable form known as the Osterwalder-Schrader axioms. The...
Kwesi Edwoodzie
Kwesi Edwoodzie

Kwesi Edwoodzie

The dissertation examines international hotels in Ghana to understand the workplace experience of Ghanaian employees, who have to learn new global cultural conduct standards. The ethnographic data show the clash between the Ghanaian and the global cultural standards to be a major source of workers’...
Nicole Loew
Nicole Loew

Nicole Loew

Unplanned pregnancies and sexually transmitted infections (STIs) are a serious health and economic issue facing the US and Iowa. Public health initiatives have recommended promoting responsible sexual behavior (RSB) as a means to reduce the risk of an unplanned pregnancy and STIs. However, the...
David Tuwei
David Tuwei

David Tuwei

Safaricom’s M-Pesa, Kenya’s leading mobile money service has become the most recognizable symbol of mobile money in the world. Using interviews, this research examined the role of mobile operators and the value of mobile money in people’s lives. Findings showed mobile money has improved livelihoods...
Hannah Seberg
Hannah Seberg

Hannah Seberg

Melanoma is the deadliest form of skin cancer and is known for acquiring resistance to targeted therapies. My dissertation work focuses on understanding the gene regulatory network that governs differentiation of melanocytes during development and how disruptions in this network contribute to...
Tim Barrett
Tim Barrett

Tim Barrett

Professor Emeritus, Center for the Book, Graduate College
Kevin Robben
Kevin Robben

Kevin Robben

Modern drug discovery is a time-consuming process, particularly when searching for allosteric effectors that change a target’s activity. Two-Dimensional Infrared Spectroscopy (2D IR) is a powerful tool capable of answering the question “Does binding of this effector change vibrational activity at...
Anthony Lilienthal
Anthony Lilienthal

Anthony Lilienthal

Mutations in the PRICKLE gene are linked to epilepsy in multiple organisms including humans. Since the cause of this type of epilepsy is unknown, my dissertation focuses on identifying the relevant neuronal circuitry in a genetically tractable model, Drosophila melanogaster. Understanding the...
JD Whitman
JD Whitman

JD Whitman

JD Whitman is an installation artist, educator, and ocean advocate conducting research in the United States and Ireland. She investigates how art, science, and technology can be combined to circumvent ecophobia in environmental education, facilitate effective science communication, and increase...
Pam Wesely
Jennifer Crawford
Mohamed Imad Bakhira
Mohamed Imad Bakhira

Mohamed Imad Bakhira

The Goldman Lie Algebra (GLA) is a Lie algebra which describes the behavior of curves and their intersections and resolutions on surfaces. It carries information about geometric structures with which the surface may be endowed and appears as a classical mechanistic counterpart to the quantum nature...
Dongeun Kim
Dongeun Kim

Dongeun Kim

This research develops an area-comparison model by examining the psychological process of elongation bias and its influence on consumer behavior. We find that individuals compare the area of objects according to how they perceive differences in their dimensions, where the ease of comparison depends...
Anna Reisetter
Anna Reisetter

Anna Reisetter

Penalized linear mixed models allow researchers to identify genotypes associated with complex phenotypes in the presence of varying levels of population structure and relatedness. However, these models’ performance in the presence of complex and unobserved environmental heterogeneity is not well...
Barbara McFadden
Barb McFadden

Barbara McFadden

Barbara McFadden (formerly Barbara McFadden Allen) is a principal at McFadden, Rocklin and Associates. She specializes in providing strategic advice and decision support to senior university leaders. From 1999-2017, she served as Executive Director of the Big Ten Academic Alliance where she was...
Joseph O'Brien
Joseph O'Brien

Joseph O'Brien

My research focuses on the discovery and development of small molecule interventions, which have the potential to become drugs. Using a high throughput screening paradigm, I hope to identify small molecules that inhibit the adenylyl cyclase and calmodulin protein interaction, thus leading to the...
Sena Chae
Sena Chae

Sena Chae

Every patient’s symptom experience is unique and dynamic. Researchers and clinicians are unable to identify which patients will develop which symptoms and when. I use nursing documentation data in electronic health records to divide patients into groups based on similarity of symptom patterns using...
Scott LaCombe
Scott LaCombe

Scott LaCombe

In my dissertation I examine how institutional design affects US states. For decades, research in state politics has evaluated how single institutions, affect the relationship between public preferences and state policy. However, substantially less attention has been spent understanding how these...
Morgan Sturgeon
Morgan Sturgeon

Morgan Sturgeon

Magnesium is one of the most prevalent ions in a cell and is essential for many cellular processes. Until recently, the importance of magnesium in human health and disease has been undervalued. To better understand its role in different diseases, we need to observe its function in specific cell...
Jason Mixdorf
Jason Mixdorf

Jason Mixdorf

Allylic fluorides are ubiquitous scaffolds in the architecture of pharmaceuticals, agrochemicals, materials chemistry, and positron emission tomography (PET) imaging. Recently, methodologies have focused on the utilization of transition-metal catalysis to forge allylic carbon-fluoride bonds. My...
Kevin Bombardier
Kevin Bombardier

Kevin Bombardier

Factorization has played an important role in mathematics. For example, 14 = 2 * 7. Here, we could call the numbers 2 and 7 atoms since they cannot be factored further into smaller pieces. Much like in the real world, some atoms behave differently than other atoms. In this thesis, we will...
Katrina Okerstrom-Jezewski
Katrina Okerstrom-Jezewski

Katrina Okerstrom-Jezewski

Studying individuals with cognitive impairments is critical for advancing knowledge and treatment of diseases that cause cognitive impairments. This research examines how cognitive impairments impact the ability to consent to research participation. Normal healthy adults and patients with specific...
Wei Shao
Wei Shao

Wei Shao

Radiation therapy (RT) is often used to treat patients with lung cancer; however, irradiation of the surrounding healthy lung tissues during RT may cause damage to the lung. Functional avoidance RT can be used to reduce radiation-induced lung injury by minimizing dose to high-function lung tissues...
Sayan Bandyapadhyay
Sayan Bandyapadhyay

Sayan Bandyapadhyay

The task of grouping or clustering a set of items into similar groups (or clusters) is a fundamental problem in computer science. For example, given a collection of online news articles, one might want to group them by categories. In my dissertation, I have considered different types of clustering...
Christina Li
Christina Li

Christina Li

Employees are motivated to maintain fit and alter misfit in workgroups. Yet, research has mainly focused on attitudinal reactions; whereas, the behaviors employees engage in to manage their fit have been underexplored. In pursuit of fit, employees may use impression management tactics to control the...
Hayder Alalwan
Hayder Alalwan

Hayder Alalwan

This work aims to develop fundamental insights about the underlying surface and bulk chemical processes instrumental to the efficiency of chemical looping combustion (CLC). CLC, which uses a solid-state oxygen carrier (e.g., metal oxides) to drive hydrocarbon combustion, is a promising combustion...
Chad Drake
Chad Drake

Chad Drake

Agriculture in the U.S. Midwest is a major source of nutrients to streams and a significant contributor to the “Dead Zone” in the Gulf of Mexico. Nutrient reduction exchange (NRE) is a conceptual, voluntary framework to improve water quality in which point sources could invest in upstream...
Natalie Langenfeld
Natalie Langenfeld

Natalie Langenfeld

A novel compartmental model is used for the prescription opioid epidemic to model the path of addiction over months in Iowa counties. This model allows forward and backward progression through the compartments: susceptible, exposed, dependent, and removed. The model is informed by prescription rates...
Crissa Stephens
Crissa Stephens

Crissa Stephens

This 20-month ethnographic and discourse analytic study utilizes data collected in a Midwestern school district across homes, schools, the community, and district offices to understand the interplay between educational language policies and the social identity development and opportunities of newly...
Ibrahim Mohammed Jasim Al Naiema
Ibrahim Mohammed Jasim Al Naiema

Ibrahim Mohammed Jasim Al Naiema

Atmospheric aerosols are solid and liquid particles suspended in the air. Primary sources emit particles directly to the atmosphere, while secondary aerosol forms in the atmosphere. Secondary organic aerosols (SOA) from aromatic precursors are poorly constrained and their magnitude is highly...
Michelle Miller
Michelle Miller

Michelle Miller

This study aims to assess anxiety during the perinatal period, assessing participants during pregnancy and the postpartum period. At each time point, participants complete a structured clinical interview over current anxiety and mood symptoms as well as an online questionnaire. Online questionnaires...
Jennifer Vojtko Rubi
Jennifer Vojtko Rubi

Jennifer Vojtko Rubi

The change from traditional, face-to-face Spanish courses to a flipped format revealed that students are unsure how to shift their study practices from reliance on the instructor to self-regulated learning. My study investigates how students construct meaning from their out-of-class resources and...
Zhiyan Song
Zhiyan Song

Zhiyan Song

My study examines how incentives to take advantage of U.S. accounting rules affect the profitability of U.S. firms and foreign investments. Prior studies find that the U.S. tax on foreign earnings motivates firms to accumulate earnings abroad and undertake more, potentially value-destroying, foreign...
R. Kent Clark
R. Kent Clark

R. Kent Clark

Vice President, Main Campus Development, University of Iowa Center for Advancement
Shaikh Gohin Samad
Shaikh Gohin Samad

Shaikh Gohin Samad

Modern particle physics is built upon two fundamental pillars. They are: 1) Quantum mechanics. 2) The theory of special relativity. The goal of my research is to incorporate these two theories in a Euclidean representation. The condition that enables us to do that is known as Reflection Positivity...
Leah Zimmermann
Leah Zimmerman

Leah Zimmermann

Many middle school students have reading difficulties that impact their academic success. My dissertation focuses on relationships between morphological processing and the reading abilities of middle school students. I examine whether the ability to process morphological structure improves...
Elia Farias
Chris Annicella
Jennifer Teitle
Jennifer Teitle

Jennifer Teitle, PhD

Education
Ph.D. Language, Literacy, and Culture
Carolina Deifelt Streese
Carolina Deifelt Streese

Carolina Deifelt Streese

I research how brains reorganize after injury. By analyzing the brain networks of patients recovering from brain surgery, I can investigate how connections between brain regions alter as the patient recovers. Testing done before and after surgery allows me to determine which brain network properties...
Dongyoung Kim
Dongyoung Kim

Dongyoung Kim

Since boundary layer transition can have considerable effects on the operating performance, the development of a reliable extension to account for the transition is required in the computational fluid dynamics. To investigate the capabilities and limitations of boundary layer transition models for...
Patrick Richards
Patrick Richards

Patrick Richards

Vinyl chloride (VC) is a common groundwater contaminant and known human carcinogen. Conventional treatment strategies are both difficult and costly. Aerobic bacteria readily and completely detoxify VC under laboratory conditions. Unfortunately, the role of these organisms under real world conditions...
Kate Nesbit
Kate Nesbit

Kate Nesbit

Kate is an Assistant Professor of English at Central College, where she teaches courses in British literature, world literature, and writing. Kate received her PhD in English from the University of Iowa in 2019. In her research, she studies the politics of sound and listening, and she is currently...
Diann Rozsa
Diann Rozsa

Diann Rozsa

My dissertation examines the reuse and repurposing of industrial-era mental hospitals, asylums, and prisons in a post-industrial context. These imposing structures often sit abandoned for years before they are repurposed or razed, and the violence associated with them raises the specter of ghostly...
Mengtian Chen
Mengtian Chen

Mengtian Chen

Speaking fluently in a second language is what most adult learners struggle with. My dissertation explores how word variation in phrases helps learners extract the underlying grammatical pattern, which assists them in bundling words and promoting their Chinese oral fluency. Inspired by statistical...
Nicholas Lentini
Nicholas Lentini

Nicholas Lentini

The transmembrane protein butyrophilin functions as an intracellular receptor and when ligand-bound it stimulates an immune system response to bacterial infections. Because the most potent natural ligand, (E)-4-hydroxy-3-methyl-but-2-enyl diphosphate is too unstable metabolically for potential...
Muhammad Taifur Rahman
Muhammad Taifur Rahman

Muhammad Taifur Rahman

Loss of auditory receptor cells, hair cells, is the leading cause of sensorineural deafness. Auditory function of hair cells can be replaced by cochlear implant. However, in animal models, spiral ganglion neurons (SGNs), that connect hair cells to brain, degenerate after deafening. This might...
Luiza Notini de Andrade
Luiza Notini De Andrade

Luiza Notini de Andrade

Iron oxides are ubiquitous in Earth and their redox reactions control the cycling and availability of important elements. In my dissertation, we explored the connections between mineral surface defects and iron redox chemistry. Specifically, we investigated how the presence of surface defects...
Ashley Brate
Ashley Brate

Ashley Brate

Multiple sclerosis (MS) is a disease in which the body’s immune system attacks the central nervous system, causing progressive disability. We have identified a subset of immune cells (called CD8+ T cells) that is capable of suppressing, preventing and treating disease in animal models. We can even...
Byung Wook Kim
Byung Wook Kim

Byung Wook Kim

I examined news coverage of climate change in South Korea, from 1995 to 2015, in the consideration to reveal how those holding neoliberal ideologies have co-opted environmental discourses in Korea that have traditionally been used by more progressive and pro-environmental groups in order to promote...
Andrew Steck
Andrew Steck

Andrew Steck

The Populus in Early Medieval Rome argues that the idea of the people of Rome provided socio-religious and political legitimation for the popes in the early Middle Ages. Textual sources from papal biographies to liturgical ordines demonstrate that the participation of the populus was obligatory, and...
Nancy Barth
Nancy Barth

Nancy Barth

Flood frequency analysis over the western United States is complicated by annual peak flow records that frequently contain flows generated from distinctly different flood generating mechanisms. Improved understanding of the relationship between climatic drivers and flooding would allow for the...
Yingying Liu
Yingying Liu

Yingying Liu

Water quality and river and stream ecosystems are very important for almost all living creatures on the planet. As statisticians, our role is to model and interpret information concealed in stream network data. In my dissertation, I take the three key factors of fluvial system modeling – flow...
Carrie Aldrich
Carrie Aldrich

Carrie Aldrich

Doctoral students must participate in academic discourse communities, yet they report being underprepared to do so. In a collection of three papers, I employ autoethnography, qualitative classification, and discourse analysis to address the overarching question: Given a discipline-specific writing...
Ruoxi Du
Ruoxi Du

Ruoxi Du

This research examines global media framing of protests and repression. Applying the structural topic model to original international newspaper data, I find that when covering mass movements in non-democracies, free press focus more on aspects of the events that are dramatic and challenge the status...
Jui Teng Liao
Jui Teng Liao

Jui Teng Liao

Since assessments are key indicators of language ability, it is essential to develop and implement empirically-grounded approaches that reflect language proficiency as accurately as possible. This study explores the effects of multiple-choice and short-answer question formats on English learners’...
Cole Stiegler
Cole Stiegler

Cole Stiegler

The quadratic assignment problem (QAP) is a notoriously difficult combinatorial optimization problem with optimally solvable instances of the QAP being relatively small. For most instances, heuristic techniques are necessary to provide a solution in a reasonable amount of time. Through the use of...
Kyle Flippo
Kyle Flippo

Kyle Flippo

Stroke is the 5th leading cause of death in the United States with no preventative therapies available. Compelling evidence suggests that mitochondria, a sub-cellular organelle important for cellular energy production, may provide a new therapeutic target. Inhibiting fission of mitochondria prevents...
Sara Kaalberg
Sara Kaalberg

Sara Kaalberg

My focus is on polymerization, which is the formation or curing of a polymer. A polymer is simply a large molecule made up of many repeating units. My research looks at a very specific aspect of radiation-cured polymers: a cationic reaction mechanism where there is no definite end to the reaction...
Shaun Wilkinson
Shaun Wilkinson

Shaun Wilkinson

Policy feedback theory argues that policies shape the public’s attitudes and political behavior. Research in this field typically assumes that all citizens respond to policy in the same way. But, I argue instead that policy’s effects differ across various racial and ethnic groups. In my dissertation...
Kelsey Spalding
Kelsey Spalding

Kelsey Spalding

Organisms readily acquire fear, and this response tends to generalize to stimuli that are related to those present during a fearful event, but are not themselves inherently fearful (e.g. fear of fireworks following exposure to gunfire). When excessive, overgeneralization serves as a core feature of...
David Cwiertny
David Cwiertny

David Cwiertny

Professor, Civil and Environmental Engineering, College of Engineering
Kari Weaver
Keri Weaver

Kari Weaver

Faculty of required undergraduate diversity courses have an important role in the transmission and interpretation of diversity and related concepts of equity, inclusion, tolerance, difference, and justice. Yet their interpretation of institutional learning outcomes and curricular plans for teaching...
Matthew Harris
Matt Harris

Matthew Harris

Age-associated skeletal muscle atrophy and weakness (sarcopenia) affects roughly 25% of individuals >60 years old contributing to disability, frailty, loss of independence and mortality. We and others have observed that the process of autophagy, required for degradation of long-lived, dysfunctional...
Madison Long
Nick Street
Paul Meintel
Nathan Delvaux
Nathan Delvaux

Nathan Delvaux

Gene therapy often utilizes a deoxyribonucleic acid (DNA) drug that requires sophisticated delivery systems due to its instability in the body. My research involves synthesizing and testing multi-component peptide scaffolds that can form nanoparticles with DNA. Different functionalities were...
Huiyao Liao
Huiyao Liao

Huiyao Liao

Do team leaders know who has relationship conflict with whom in the team? Do they know who is at the center of team relationship conflict? Is it important for leaders to accurately perceive the relationship conflict relations among members? If so, why and when? The purpose of my dissertation is to...
John Jairo Rios Rodriguez
John Jairo Rios Rodriguez

John Jairo Rios Rodriguez

Based on the fact that firms are rarely operating in isolation, my research aims to predict a firm's performance based on the performance of other companies operating in the same supply chain network. Following a network approach, this thesis identifies relevant neighbors of a focal firm beyond...
Stefan Schöberlein
Stefan Schöberlein

Stefan Schöberlein

Stefan Schöberlein is an assistant professor of English and the Digital Humanities at Marshall University. He received his Ph.D. from the University of Iowa in 2018, for which he was awarded the 2019 D.C. Spriestersbach Dissertation Prize in the Humanities and Fine Arts. Stefan specializes in the...
Rachel Schroeder
Rachel Schroeder

Rachel Schroeder

I study how chronic stress during pregnancy affects the brain development of the offspring. Research in humans shows that maternal stress during pregnancy can increase risk for neurodevelopmental disorders such as autism spectrum disorders, attention-deficit/hyperactivity disorder, and schizophrenia...
Ann DeVault
Ann DeVault

Ann DeVault

Using an online survey of middle and high school World Language teachers in Iowa and interviews with eight of those teachers, I researched Iowa World Language teachers’ attitudes toward students with disabilities; their training to teach students with disabilities; and the amount of support they...
Yujia Liu
Yujia Liu

Yujia Liu

Commonly regarded as the power house of the cell, mitochondria are known to be important organelles responsible for energy production. However, mitochondria are less well known for their incredibly dynamic nature with the processes of fragmentation and elongation to meet different needs of cells in...
Allison Wells
Allison Wells

Allison Wells

My dissertation uses interracial intimacies between Americans and Filipinos—in both the U.S. and the Philippines—as a lens to explore the relationship between immigration and imperialism in the early 20th century. This multifaceted project analyzes interracial intimacies as intimacies between...
Iva Patel
Iva Patel

Iva Patel

My dissertation titled, “Taming of the Mind: The Rhetoric of Instruction and the Cognitive Practices of Becoming Swaminarayan Devotees in Nineteenth Century Gujarat,” analyzes vernacular lyric literature of the internationally prominent Swaminarayan Hindu tradition to examine sectarian instructions...
Wako Bungula
Wako Bungula

Wako Bungula

Data comes in many different forms. One of those forms is point cloud. In topological data analysis (TDA), we understand data by analyzing the shape of the data (graph). TDA Mapper is an algorithm whose input is point could and whose output is graph. There are two aspects to my research: improving...
Terra Kruger
Terra Kruger

Terra Kruger

Patients with Alzheimer’s Disease (AD) display an increased softening of brain tissue as well as an accumulation of amyloid-beta (Aβ) plaques. My research aims to understand the role of this tissue softening in AD pathology by looking at the behavior of neurons when plated on gels with varying...
Matthew Strub
Matthew Strub

Matthew Strub

Cystic fibrosis (CF) is a lethal disorder caused by mutations in the CFTR gene. CF causes severe and progressive lung disease characterized by persistent bacterial infections and bronchiectasis and affects roughly 1 in 2,000 people of European ancestry. My thesis work aims to identify small...
Chelsea Burk
Chelsea Burk

Chelsea Burk

Women's English-language poetry between 1938-2015, I argue, defines documentary poetics differently from the documentary techniques we are used to seeing in film, journalism, or photography. These poets critically engage specific document cultures: a given document’s visual and stylistic norms, and...
Hang Nguyen
Hang Nguyen

Hang Nguyen

By conducting an online ethnography of opera and symphony orchestra audience members’ social media engagement through Twitter and Facebook Live, this dissertation endeavors to understand how technology has changed the culture of classical music concert attendance. Interviews with online users who...
Benjamin Alleva
Benjamin Alleva

Benjamin Alleva

Meiosis is the specialized cellular division that forms gametes, sperm and eggs. If meiosis is perturbed, unequal amounts of DNA can be separated into the resulting gametes; this is known as aneuploidy which is a major cause of genomic disorders such as Down syndrome. I identified a previously...
Alexis Elmore
Alexis Elmore

Alexis Elmore

Attention-deficit/hyperactivity disorder (ADHD) is highly prevalent in adults and has been linked to functional difficulties in various life domains, increased risk of other disorders (e.g., depression), and deficits in self-regulation (e.g., time management). My dissertation aims to address a gap...
Qi Ling
Qi Ling

Qi Ling

My dissertation studies how feminist discourses are incorporated in the emerging women-centric television dramas in contemporary China. I examine the industrial conditions of these dramas, the practices of the liberal-minded female television professionals and the neoliberal feminist discourses in...
Angela Toepp
Angela Toepp

Angela Toepp

Leishmaniasis is a deadly protozoan disease endemic in more than 98 countries placing more than 1 billion people at risk and killing more than 40,000 annually. My thesis aims to understand further the epidemiology of leishmaniasis, the influence of tick borne disease co-infections on progression of...
Radhika Anaredy
Radhika Anaredy

Radhika Anaredy

Ionic liquids (ILs) are salts which are liquid at room temperature. Their unique properties make them excellent candidates for applications in electrochemistry, lubrication and catalysis. ILs are in contact with solid surfaces in most of their applications and the properties of liquids in an...
Michael Molumby
Michael Molumby

Michael Molumby

Neurons of the cerebral cortex must precisely wire together to allow the flow of information that mediates cognition. Aberrations in the development of neural circuits contribute to the pathogenesis of neurodevelopmental disorders. My dissertation focuses on a family of neuronal cell adhesion...
Kai Yang
Kai Yang

Kai Yang

We consider the Dirichlet problem of all energy sub-critical focusing nonlinear Schrödinger equation on exterior domains in dimension three. We show that the solution is global well-posed and scatters. We also prove the non-squeezing properties of all mass subcritical Hartree equations on dimension...
Jenna Spiering
Jenna Spiering

Jenna Spiering

Recent scholarship in English education highlights the pervasive nature of dominant discourses of adolescence (those that reduce teenagers to impulsive, hormonal, and incomplete) in the pedagogy and content of English language arts (ELA) classrooms. In this study, I investigate how these discourses...
Michael Duffel
MIchael Duffel

Michael Duffel

Associate Dean, Research and Graduate Programs, College of Pharmacy
Gonzalo Ferrada
Gonzalo Ferrada

Gonzalo Ferrada

My research focuses on improving atmospheric models. I am doing this by (1) using satellite detections of fires to produce daily emissions for different chemical species and aerosol particles and (2) considering the development of each plume to determine what altitude they reach using physical...
Konrad Swartz
Konrad Swartz

Konrad Swartz

My project charts the evolution of the British State’s patriot address to its civilians during the emergence of Total War in the late eighteenth and early nineteenth century by attending to the periodic and popular writing of the time period and its critical reconfiguration in concurrent literature...
Kate Lechtenberg
Kate Lechtenberg

Kate Lechtenberg

Kate Lechtenberg earned her PhD in Teaching and Learning from the UI’s Language, Literacy, and Culture program in 2020 and her MA in Library and Information Science from the UI's School of Library and Information Science in 2011. She currently works as an instructional coach at North High School in...
David Roman
Steven Varga
Heidi Arbisi-Kelm
Benjamin Elser
Benjamin Elser

Benjamin Elser

Prenatal exposure to the pyrethroid class of insecticides is associated with increased risk for low birth weight and neurodevelopmental delay in children. My research aims to investigate the mechanisms responsible for these effects, with a specific focus on understanding how these insecticides...
Brandon MacDougall
Brandon MacDougall

Brandon MacDougall

My research explores patterns in urban predator distributions (e.g., red fox, coyote) and relationships between these patterns and urban landscapes and urban peoples, focusing particularly on understudied cities in Midwestern agricultural landscapes. My dissertation builds an understanding of how...
Kelli Rushek
Kelli Rushek

Kelli Rushek

My research focuses on antiracist pedagogy in English Language Arts (ELA) teacher training, as well as working toward grounded theory on the affordances early career teachers bring to the teaching force. My dissertation, a critical qualitative multi-case study examining how early career ELA teachers...
Haydar Aljaafari
Haydar Aljaafari

Haydar Aljaafari

Biofilms colonize more than thousands of medical devices each year in the U.S. causing patients to undergo multiple surgeries to remove and replace the infected implant and costing the states $5 billion problem. We found that be applying a localized thermal shock combined with antibiotics, that have...
Jun Tang
Jun Tang

Jun Tang

Space-time data on a network are typically dependent in such a way that observations that are closer in space and/or in time tend to behave more similarly. The covariance function of such a stochastic process captures the small-scale variation over space-time in a parsimonious way and plays a...
David Enocksson
David Enocksson

David Enocksson

The ability to combine part-time employment with part-time entrepreneurship (dual work) offers a way to reduce income risk among individuals with limited resources. My dissertation investigates the importance of the dual sector as a stepping-stone toward entrepreneurship. I analyze frictions that...
Amanda Meiners
Amanda Meiners

Amanda Meiners

Current research in mathematics education argues mindset and persistence are necessary components that help teachers engage students, particularly those who are still learning the mathematics content and the methodology to teach mathematics (pre-service teachers). Mindset is important for pre...
Jielu Yao
Jielu Yao

Jielu Yao

My dissertation aims to understand politicians’ criminal justice rhetoric. It contributes to the literature by applying new computational methods to non-traditional data such as political ad videos. It also improves our understanding of how politicians’ gender and race affect their political...
Tri Hoa Phan
Tri Hoa Phan

Tri Hoa Phan

Surface-enhanced Raman scattering (SERS) is a highly sensitive technique that detects trace amounts of biological, chemical, and radiologically-relevant molecules based on enhanced vibrational signals using plasmonic nanoparticles. Reproducible SERS signals, however, require stable optical...
Laxmi Shanthi Chede
Laxmi Shanthi Chede

Laxmi Shanthi Chede

Bioadhesive strategies for drug delivery are advantageous compared to current therapies since it has ability to increase the residence time of the drug at the site of application. My research focuses on understanding the effect of bioadhesive drug delivery systems on buccal and esophageal absorption...
Huyen TT Le
Huyen TT Le

Huyen TT Le

In politics, most countries in the world have a conflict among different parties. For example, U.S. is well-known with two main political parties: Republican versus Democrat. Recent studies revealed political polarization in the distribution and consumption of political news (e.g. Fox News is...
Laura Szech
Laura Szech

Laura Szech

Despite the expectation and desire of elementary school teachers to be culturally relevant (to be able to respond to their students’ cultural practices and needs in the classroom), little is known about how they are expected to gain the cultural knowledge needed in order to embrace culturally...
Gregory Child
Gregory Child

Gregory Child

The process of becoming a teacher is more than completing courses and passing examinations. While obtaining a teaching license is essential for one wanting to enter the teaching profession, it is only part of what it means to become a teacher. The focus of my research is the development of ESL...
Salvatory Nyanto
Salvatory Nyanto

Salvatory Nyanto

My dissertation explores the ways marginalized slaves and other victimized people came together to create new mission communities in Western Tanzania. It centers on the mission communities to examine the translation of Christian texts as a reciprocal process of Africans and European missionaries...
Jason Bell
Jason Bell

Jason Bell

It is important for marketers to extract information about competition from data about choices. However, competition cannot be measured directly. Instead, one must infer competitive influences from data patterns. Often this can be quite difficult. This dissertation studies two cases of competitive...
Reinaldo Franqui Machin
Reinaldo Franqui Machin

Reinaldo Franqui Machin

NEK2 is a drug resistance-inducing protein accumulated in the blood cancer Myeloma however, the mechanism is unknown. My dissertation shows NEK2 is stabilized by interacting with USP7, another cancer-promoting protein. Once stable, my data shows NEK2 promotes drug resistance by activating NF-kB, a...
Melissa Marchal
Melissa Marchal

Melissa Marchal

Prostate cancer is the third most lethal cancer in U.S. men, due to advanced metastatic disease. My dissertation focuses on how the notoriously oncogenic Abl family kinases paradoxically act to suppress the growth and metastasis of prostate cancer. By utilizing a cell-based-model of metastatic...
Angela Toscano
Angela Toscano

Angela Toscano

My research questions the assumption that the novel replaced earlier prose romances as the dominant form of fiction. I look beyond the distinction between romance and the novel to examine their shared tropes and conventions, asking: why do certain kinds of stories recur across genres and historical...
Andrea Grafton
Andrea Grafton

Andrea Grafton

Proton-transfer reactions are one of the most fundamental chemical reactions; however, the chemical dynamics of these processes remain elusive due to the difficulty of modeling these reactions. This thesis highlights the work of establishing an experimental model of a ground-electronic-state proton...
John Nicholson
John Nicholson

John Nicholson

Numerical optimization is a fundamental and necessary step in the simulation of many real world processes in the sciences, physics, engineering, and economics. Unfortunately, however, the sequential nature of the optimization process often acts as one of the greatest bottlenecks to achieving real...
Jia Yu
Jia Yu

Jia Yu

Team norms are the most frequently argued mechanism of how teams as a system can regulate member’s behaviors. Despite such importance, issues related to how norms are enforced have received few attentions. My dissertation looks at team norm enforcement from a social network perspective by...
Josie Ullsperger
Josie Ullsperger

Josie Ullsperger

Prior research has emphasized that the average age of puberty is declining for both adolescent males and females, such that earlier pubertal timing is associated with a range of negative mental health outcomes. While direct effects of pubertal timing on psychopathology are well established, this...
Nicole Green
Nicole Green

Nicole Green

Postdoctoral Research Scholar, Anatomy and Cell Biology, Carver College of Medicine; University of Iowa Postdoctoral Association representative
Gail Harmata
Gail Harmata

Gail Harmata

Alcohol use disorder affects millions of Americans every year and represents a significant burden on society. However, how alcohol acts in the body is not completely understood, and current treatment options do not help all patients. I study how acid-sensing ion channel 1A, a molecule located in the...
Diamond Jones
Diamond Jones

Diamond Jones

I conduct computational research on engineered nanomaterials and their impact on the environment. Due to the increase use and production of lithium-ion batteries, greater amounts will end up in landfills and aquatic systems. The mechanistic understanding of these processes can only be obtained...
Aaron Kline
Corinne Peek-Asa
John Riehl
Elizabeth Savelkoul
Javier Flores
Javier Flores

Javier Flores

In an era where data-based decisions are paramount, predictive modeling has become an increasingly important tool in driving innovation. Model selection criteria, quantitative measures that allow for the rank-ordering of a set of considered models, are often used to choose the best predictive model...
Chandra Maharjan
Chandra Maharjan

Chandra Maharjan

Pancreatic neuroendocrine tumors (pNETs) are rare, difficult-to-treat cancers with unclear molecular pathogenesis. My research seeks to advance our understanding of a novel pNET driver (protein) called RABL6A, required for pNET cell survival and proliferation. My first project employs a powerful...
Shrey Sanadhya
Shrey Sanadhya

Shrey Sanadhya

Dynamical systems arise in vast and diverse areas of science and society. Its analysis helps us understand the long term behavior of evolving systems. Hence, the classification of dynamical systems is important. In my thesis, I employ algebraic invariance properties (e.g. cohomolgy groups) of...
Melinda Brastrom
Melinda Brastrom

Melinda Brastrom

The process of development relies on proper expression of genes at the correct time and place. One way a cell can regulate gene expression is through RNA binding proteins. These proteins bind to and regulate RNA expression. Recently, the RNA binding protein rbm24a has been identified as a crucial...
Tien Tong
Tien Tong

Tien Tong

Alcohol use disorder (AUD) is a brain disease that takes a significant toll on the individual suffering from the disease as well as close family members. AUD runs in families: A child with a parent with AUD is 2-5 times more likely to develop AUD themselves. As familial AUD is one of the most...
Shehroze Farooqi
Shehroze Farooqi

Shehroze Farooqi

Popular social networking sites such as Facebook and Twitter have millions of third-party applications (e.g. games and single-sign-on) which are regularly used by hundreds of millions of users. Unfortunately, the abuse of third-party applications to launch reputation manipulation attacks (e.g. fake...
Saikishore Meruva
Saikishore Meruva

Saikishore Meruva

Abuse of prescription opioids is a global epidemic resulting in an increasing number of deaths. Abuse-deterrent drug products add to the difficulty to improperly use/abuse opioids. Our work is focused on studying the impact of formulation and process variables along with material interactions during...
Ammar Sahib Abdulameer Al Khafaji
Ammar Sahib Abdulameer Al Khafaji

Ammar Sahib Abdulameer Al Khafaji

The intranasal route is an attractive site for drug delivery. Nanoparticles may provide unique therapeutic opportunities when included in nasal drug delivery systems. Solid lipid nanoparticles (SLNs) of two sizes, 30 and 150 nm, were synthesized and their uptake was investigated in the nasal tissues...
Gurjap Singh
Gurjap Singh

Gurjap Singh

Current levels of oil shipment by rail have caused significant strain on rail infrastructure and led to crude oil train derailments and related fires. This work aims to understand crude oil droplet combustion and thereby to lead to methods to improve train fire safety. Crude oil obtained from...
Kristen Chmielewski
Kristen Chmielewski

Kristen Chmielewski

My dissertation is a historical examination of how narratives of disability affected the careers and experiences of city teachers between 1930 and 1970. My analysis of archival sources revealed that school and city leaders explicitly linked good teaching with lack of a disability. This research...
Kyounghoon Lee
Kyounghoon Lee

Kyounghoon Lee

The overarching goal of my thesis research is to understand how phosphorus ligand structure and design controls the chemical reactivity of metal complexes. My thesis describes findings from two closely related research projects: (1) investigating how ligand modifications give rise to differences in...
Amin Vahedian Khezerlou
Amin Vahedian Khezerlou

Amin Vahedian Khezerlou

I develop Big Data Analytics Techniques to study rare gathering and dispersal patterns in urban setting. I use massive data-sets of vehicle movements to formulate such patterns and develop algorithms that, given the real-time movement of vehicles, predict rare gathering or dispersal patterns...
Catherine Chioreso
Catherine Chioreso

Catherine Chioreso

The objectives of this proposal is to describe recent trends in stage II/III rectal cancer post-operative surveillance, determine factors associated with post-operative surveillance compliance and determine if compliance is associated with better survival. This is a retrospective cohort study using...
George Pro
George Pro

George Pro

Incarceration, alcohol abuse, and racial/ethnic health disparities are responsible for a considerable public health burden. Providing alcohol treatment in prisons and jails could have substantial benefits over treatment in the general population, as these may be opportune settings to intervene with...
Jorge Berumen
Jorge Berumen

Jorge Berumen

Plasmas are gases with charged particles. Sound waves can be generated in plasmas, just like in normal gases, and these waves can be absorbed or reflected by surfaces depending on their electrical properties. We measure ion acoustic wave reflections by inducing fluorescence on the plasma with a...
Ananda Kumar Ghosh
Ananda Kumar Ghosh

Ananda Kumar Ghosh

Enzymes are biological catalysts, which are important for maintaining the cellular activity by increasing the rate of biochemical conversion. I am studying-kinetics, mechanisms and dynamics of the enzyme Thymidylate Synthase (TSase), which is one of the chemotherapeutic drug targets. Despite many...
Kathryn McCormick
Kathryn McCormick

Kathryn McCormick

Boundary representations are an important tool for studying subalgebras of C*-algebras. Boundary representations were defined almost fifty years ago, but it wasn't until extremely recently that they were proven to exist in all cases, and there are no general methods of computing them. In my thesis I...
Stephanie Tsank
Stephanie Tsank

Stephanie Tsank

My dissertation examines how food scenes are used by American authors in works of realism to depict immigrants and, in turn, to comment on dominant culinary and narrative trends. By tracing the development of realism alongside social and cultural ideas about how and what people were instructed to...
Kenneth Czuprynski
Kenneth Czuprynski

Kenneth Czuprynski

The radiative transfer equation (RTE) provides a mathematical description of the transport of radiation through a participating medium. It has a broad range of applications, ranging from biomedical imaging to astrophysics. However, solving the RTE is notoriously difficult. In our work, we develop an...
Keyla Pagan-Rivera
Keyla Pagan-Rivera

Keyla Pagan-Rivera

Radon exposure has been found to be associated with an increased risk of lung cancer. The assessment of this exposure may be susceptible to measurement error, which can bias risk estimates. Our proposed method uses Bayesian techniques to assess such a relationship, while correcting for measurement...
David Zahrieh
David Zahrieh

David Zahrieh

The suspected elevated incidence of stillbirths in Iowa, and within the same family, was identified as a concern by the Iowa Registry for Congenital and Inherited Disorders. We developed a Poisson process model to describe the point pattern corresponding to the residential addresses of the mother...
Shichao Wang
Shichao Wang

Shichao Wang

Equating plays an important role in test scoring when alternate forms of a test exist. Compared to the large amount of literature on traditional and IRT equating methods, very few studies address the application of beta equating methods. This dissertation offers an extensive investigation of beta...
Lucie Laurian
Lucie Laurian

Lucie Laurian

Professor and Associate Director, School of Planning and Public Affairs, Graduate College
Jessica Armer
Jessica Armer

Jessica Armer

As treatment options improve, the population of long-term cancer survivors has increased dramatically in recent years. My dissertation aims to examine stability of risk factors (such as anxiety or depression) and resilience factors (such as social support, spirituality, or psychological well-being)...
Megan Christiansen
Megan Christiansen

Megan Christiansen

Air pollution is a detriment to public health, Earth's climate, and economy. One challenge to improve air quality is understanding the interactions between meteorology, chemistry, and the sources of pollutants. Through field experiments and computer modeling we can track the source and transport of...
Dan Tranel
Keela Herr
Kelly Andringa
Kelly Andringa

Kelly Andringa

Kelly Andringa currently works in the Division of Nephrology at University of Alabama-Birmingham, helping in the administration of an NIH-funded O'Brien Core Center between UAB and UCSD that expands the study and understanding of acute kidney injury (AKI). She also assists in the administration of...
Erin Kaufman
Ganesh Ghimire
Ganesh Ghimire

Ganesh Ghimire

Over the years, accurate prediction of streamflow in both space and time has been a challenge. Identifying trade-off between the forecast time-horizon, basin scale, and streamflow forecasting accuracy is a work in progress. Due to interconnections of uncertainties in hydrologic processes and...
Pake Melland
Pake Melland

Pake Melland

Systems of equations are often derived to model fundamental behaviors of physical processes, such as a swinging pendulum. For many applications in the life sciences, however, such equations are incomplete or unknown entirely, and we rely on system measurements to reveal underlying dynamic features...
E M Spencer
E M Spencer

E M Spencer

This dissertation contributes to the ongoing reclamation process for early women writers by extending feminist literary history backward by two centuries. In pursuing a comprehensive consideration of Margaret Cavendish's paratextual materials (title pages, frontispieces, prefaces), it re-visions her...
Alexandra Curtis
Alexandra Curtis

Alexandra Curtis

Our proposed statistical model for dose-finding clinical trials allows researchers to recruit patients from 2-5 subgroups who might benefit from the same treatment, but not necessarily the same dose. For example, cancer patients whose tumors started in different organs but grow using the same...
Rachel Torres
Rachel Torres

Rachel Torres

My dissertation examines how immigration policy impacts Latinos, directly or indirectly. Recently, the U.S. has expanded immigration enforcement operations within their borders. As a result, there's been an increased level of attention on this expansion's impact. While this increased risk of...
Alyssa Hahn
Alyssa Hahn

Alyssa Hahn

My thesis project is focused on improving the ability to interpret copy number variants (CNVs) we don't have enough information about to clearly determine if they are disease-causing ("VUS CNVs"). We aim to do this by utilizing genic and phenotypic information about known benign and pathogenic CNVs...
Mitchell Messmore
Mitchell Messmore

Mitchell Messmore

A skein module is an algebraic device that stores the data of how a circle can be knotted in an ambient 3-dimensional space. For most spaces,the corresponding skein modules are too large and complex to compute explicitly, so we settle for describing their invariant features. In this thesis, we apply...
Alexander Ashland
Alexander Ashland

Alexander Ashland

My dissertation examines the ways in which mid-nineteenth-century writers negotiated literary and nonliterary media in an effort to respond to and shape changing conceptions of race, gender, and class. I argue that documentary media motivated writers to experiment with a hybrid aesthetic in which...
Jianing Song
Jianing

Jianing Song

Protein homeostasis, which is a balance between protein synthesis and degradation, plays a key role in maintaining normal brain functions and ensuring proper brain development. Abnormal stability and turnover of brain- or neuron-specific proteins often times lead to neurodevelopmental disorders. My...
Chelsea Crain
Chelsea Crain

Chelsea Crain

Changes in public policies directed at food establishment have the ability to affect the consumption and nutrition of consumers through changes in product prices and quality. My dissertation investigates how food prices and quality change in response to policies such as the minimum wage, sugar...
Yuanyang Liu
Yuanyang Liu

Yuanyang Liu

Applying data analytics for talent acquisition and retention has been identified as one of the most urgent challenges facing HR leaders around the world. However, it is also one of the challenges that firms are least prepared to tackle. My research strives to narrow such a capability gap between the...
Reuben Vyn
Reuben Vyn

Reuben Vyn

Standardized foreign language assessments are increasingly used for high-stakes decisions affecting teachers and students alike. Therefore, understanding their influence on instruction, and connecting teachers’ practices to outcomes, is critical to support evidence-based efforts to increase students...
Ali Cikmaz
Ali Cikmaz

Ali Cikmaz

This project work addresses critical learning components related to how chemistry undergraduate students build representational competency as a function of developing the argumentation practices, which underpin chemistry. This work is important as it extends a new research area at the undergraduate...
Taryn Richardson
Taryn Richardson

Taryn Richardson

Research on counseling leadership suggests that factors such as mentorship, previous leadership experience, identity, and resilience shape leaders and guide leadership practices. Less is known, however, about critical incidents, which are experiences that are considered “a powerful source of...
Kristina Bigsby
Kristina Bigsby

Kristina Bigsby

This research uses college football as a case study to explore the complex interactions between social networks and recruitment. I examine the impact of athletes’ Twitter connections and content on three recruiting outcomes: offers, commitments, and decommitments. This work can benefit athletes and...
Allison Gorga
Allison Gorga

Allison Gorga

My research seeks to understand how penal change is framed and sought after by individuals who work within the criminal justice system. Specifically, I hoped to uncover the barriers and catalysts to providing adequate recidivism reducing programs for women prisoners. After interviewing and observing...
Paul Morris
Paul Morris

Paul Morris

My research focuses on acoustic cues in the speech sound signal which are used for speech perception and differentiating sounds. Specifically, using production and perceptual experiments, I will investigate the Spanish acoustic cues that differentiate voicing categories of consonant sounds (e.g., p...
Eric Tvedte
Eric Tvedte

Eric Tvedte

Reproduction is a core organismal trait, and transitions between reproductive strategies may influence the evolutionary trajectory of a species. My dissertation research utilizes newly sequenced genomes from Diachasma wasps to a) investigate whether sex loss in an asexual wasp is associated with...
Farah Itani
Farah Itani

Farah Itani

Multiple sclerosis (MS) is a disease in which the cells of our own body target and attack the brain and spinal cord leading to disability and paralysis. My dissertation focuses on studying the role of an important cell of the immune system, the CD8 T-cell, in MS. Using a novel experimental system, I...
Heather Rickels
Heather Rickels

Heather Rickels

There is a concern that many students lack the skills required for STEM careers. STEM students who are less prepared are more likely to switch majors and dropout of college. Therefore, an accurate gauge of students’ readiness for STEM coursework is needed. In addition to developing a STEM readiness...
Yafei Zhang
Yafei Zhang

Yafei Zhang

This dissertation aims to present cultural productions in both traditional media and social media in contemporary Chinese society. Specifically, I juxtapose traditional media, reality television and emerging new media, social network sites, to systematically examine cultural production via reality...
Xiao Wang
Xiao Wang

Xiao Wang

We contribute to develop a new and systematic approach to valuing barrier options of different types. In particular, we handle a fairly general case of two-sided exponential boundaries and arbitrary payoffs. The approach utilizes exponential stopping of Brownian motion, and yields simple...
Ann Ricketts
Ann Ricketts

Ann Ricketts

Associate Vice President, Research, Office of the Vice President for Research
Christian Bako
Christian Bako

Christian Bako

Work done at the University of Iowa Superfund Research Program (ISRP) has shown how humans can be exposed to airborne polychlorinated biphenyls (PCBs) via inhalation. These environmental pollutants become airborne by volatilizing from PCB-contaminated water bodies. The purpose of this work is to...
Amy Welter
Ellen Twinam
Jeffrey Banas
Fran Boyken
Tanesha Herman
Anindya Ghosh
Anindya Ghosh

Anindya Ghosh

The ordinary matter that has so far been observed through different experiments constitutes only about 5% of the energy density of the universe, while a large fraction is in the form of dark matter. Although the nature of dark matter is still unknown, leading hypotheses predict that dark matter...
Brice Merwine
Brice Merwine

Brice Merwine

This dissertation explores a two-stage extension to the generalized-α method developed by Chung and Hulbert. Methods of these types are used to solve differential algebraic equations, which commonly arise in structural dynamics and mechanics. The extension allows us to solve such problems with mixed...
Kyle Spielvogel
Kyle Spielvogel

Kyle Spielvogel

Cooperative ligands are designed to promote cooperativity between a metal and ligand to minimize energy consumption needed to promote chemical reactions. My dissertation is focused on the fundamental studies aimed at understanding the interplay between redox and chemical ligand-centered reactivity...
Jessica Ewald
Jessica Ewald

Jessica Ewald

Polychlorinated biphenyls (PCBs) are man-made chemicals that persist in the environment and threaten human health. My research aims to identify bacteria that can degrade PCBs at contaminated sites. Additionally, I aim to identify unique gene sequences and microbe-microbe interactions that these...
Mahboubeh Varmazyad
Mahboubeh Varmazyad

Mahboubeh Varmazyad

Repurposing FDA-approved drugs for other diseases such as cancer is an interesting utilized strategy to reduce time and cost in drug development. Artemisinin, the most effective FDA-approved antimalaria drug, has been recently repurposed for cancer therapy. My research focuses on synthesizing...
Amy Hahn
Amy Hahn

Amy Hahn

Breast cancer is the leading type of incident cancer in women in the US and represents an estimated 28.1% of all new cancers among Iowa women. Utilizing Bayesian hierarchical models, we aim to learn more about breast cancer incidence by examining cohorts based on locations at birth and diagnosis...
Hannah Molitor
Hannah Molitor

Hannah Molitor

Conventional agriculture places significant demands on natural resources and is generally inefficient. As organisms with tolerance for varied conditions, microalgae (single-cell photosynthetic microorganisms) are a promising alternative to soy for more rapidly and sustainably grown protein-rich...
Brett Bahle
Brett Bahle

Brett Bahle

Vision is our primary sense for gathering information about the world. Because high-acuity vision is limited to the very center of the visual field (fovea), we frequently orient the fovea to objects of interest. In my dissertation, I investigate how different sources of information influence this...
Brad Stilwell
Brad Stilwell

Brad Stilwell

In searching for objects in a cluttered visual scene, such as finding a friend’s face in a crowd, we selectively attend to some objects and disregard others. Typically, we find our target object (our friend’s face) by efficiently guiding our visual attention toward that object’s features. My...
Cristina Maria de Barros
Cristina Maria De Barros

Cristina Maria de Barros

Cancer immunotherapies are achieving promising results in the clinic, yet further improvements are desired. These most likely will be obtained from approaches that includes enhanced stimulation of tumor-specific T-cells, as well as reducing the immunosuppression caused by the tumor. Our results...
Kyle McElroy
Kyle McElroy

Kyle McElroy

What accounts for the immense variation in genome size and structure is a fundamental biological question. Changes in organismal traits related to genome use and inheritance offer powerful settings to study genome evolution. Sexual reproduction is a hallmark trait for eukaryotes and transitions to...
Anna Williams
Anna Williams

Anna Williams

A six-episode serial podcast rather than a traditional monograph, My Gothic Dissertation tells the story of my own educational journey, comparing my experience to the typical plot of the 19th century Female Gothic novel. I argue that humanities graduate educators should reform some of the more...
Kaylia Duncan
Kaylia Duncan

Kaylia Duncan

Orofacial clefting (OFC) is a common birth defect that occurs due to complex genetic interactions. OFC can occur due to aberrant development of the embryonic oral periderm. My research focuses on elucidating the architecture of the gene regulatory network governing oral periderm development in...
Tanja Roembke
Tanja Roembke

Tanja Roembke

Word learning requires associating many words and objects to build a lexicon. Data from computational models and animal research suggest that people do not just associate words and concepts (i.e., strengthen associations), but that they also get rid of incorrect associations between words and...
Ellen Black
Ellen Black

Ellen Black

Native freshwater mussels of the Upper Mississippi River filter over 14 billion gallons of water and transfer tons of nitrogen into surrounding sediment each day. My research aims to determine how mussels influence nitrogen-cycling microorganisms using next-generation sequencing and bioinformatic...
Bharath Gowdampally
Bharath Gowdampally

Bharath Gowdampally

Lung surfactant is present at the liquid surface of the alveoli, and helps in maintaining the structural stability of alveoli during breathing. When inhaled particles deposit in the alveoli, they can inhibit surfactant function and lead to respiratory diseases. My project is to investigate the...
Barbara Okeke
Barbara Okeke

Barbara Okeke

My research assesses the toxicity of multiple pesticide exposures in adolescents over time by characterizing urinary metabolites, blood, health profiles, reported symptoms and neurobehavioral changes. A main research objective answers a gap in the literature by estimating associations between these...
Ali Azeez Al Jumaili
Ali Al-Jumaili

Ali Azeez Al Jumaili

Annually, about 93,000 nursing home (NH) residents die in the U.S. due to adverse drug events (ADEs), though many of them are preventable. ADEs are medication-induced injuries such as a drop in blood pressure or blood glucose, bleeding and falls. My dissertation can help identify causes of ADEs and...
Brett Defries
Brett Defries

Brett Defries

Physical Affection: Philosophies of Lovability in Early Modern English Manuscript Poetry" My dissertation considers manuscript poetry both as a site of meditation on the meaning of lovability and as a material recognition of lovability in a specific addressee or intended reader. Bringing together...
Michael Ridlen
Michael Ridlen

Michael Ridlen

My dissertation demonstrates that Prud’hon’s embrace of classicism from 1770 to 1808 is a transformative direction that reflects the cultural developments of the period. The significance of political changes from the ancien régime through the Revolution and into the Empire had a considerable impact...
Patrick Lansdon
Patrick Lansdon

Patrick Lansdon

Environmental factors can significantly impact the symptoms of neurological disorders caused by genetic mutations. My dissertation focuses on the gut bacteria and its effect on seizure severity in a fruit fly model of epilepsy. I found that a seizure-causing mutation alters bacterial composition in...
Yifei Wang
Yifei Wang

Yifei Wang

Light-emission efficiency of organic light-emitting diodes (OLEDs) is severely limited by the magnetic state of the light-emission process. In my dissertation, we work on processes using external magnetic fields that can overcome these magnetic limitations. Our work provides a flexible and...
lulian Vamanu
lulian Vamanu

lulian Vamanu

Assistant Professor, School of Library and Information Science, Graduate College
Alaa Edden AlBashayreh
Alaa Edden AlBashayreh

Alaa Edden AlBashayreh

Patients with serious illnesses that carry a high risk of death, such as advanced cancer, frequently experience symptom burdens and unnecessary suffering. Using real-world clinical notes and natural language processing, this dissertation research explores the palliative care elements like symptom...
Katie Bottorff
Christine Getz
Heather Ries
Heather Ries

Heather Ries

Heather Ries graduated from Mount Mercy University with her Bachelors in Science in Nursing in 2002. She obtained her Masters of Science in Nursing from Clarke University in 2005. In 2019, Heather completed her Doctorate in Nursing from the University of Iowa. Heather has served as the chief nursing...
Wanda Osborn
Sean Adams-Hiett
Kathryn Hagy
Kathryn Hagy

Kathryn Hagy

Higher education leadership disproportionately represents men compared to women. Gender constructions in job advertisements for leadership positions are a potential barrier for women. Perceptions of leadership as masculine and gender-biased job advertisement language may discourage applicants and...
Blake Monroe
Blake Monroe

Blake Monroe

Cardiac fibrosis is a devastating complication of diabetic cardiomyopathy, but its molecular underpinnings are incompletely understood. My research focuses on studying the role of metabolism of norepinephrine, a neurotransmitter, in the heart as a driver of cardiac fibrosis in diabetes. Through a...
Soumya Venkitakrishnan
Soumya Venkitakrishnan

Soumya Venkitakrishnan

Emotional responses influence individuals’ participation in social situations and may impact their overall emotional well-being. In my dissertation I am investigating the effect of hearing loss on emotional responses. Specifically, I want to determine if subjects’ emotional responses reflect the...
Adam Hefel
Adam Hefel

Adam Hefel

In most organisms, production of viable sperm and eggs requires the formation and repair of DNA damage in meiosis. My research uses Caenorhabditis elegans to investigate the roles of the Replication Protein A (RPA) complex in replication, repair of DNA damage, and development of normal ovaries...
Danielle Webb
Danielle Webb

Danielle Webb

Neonicotinoid insecticides are the most widely used insecticides in the world. In the environment, they can be transformed into metabolites that are more mammalian toxic than the parent compounds. My research models the extent these insecticides can be removed from drinking water by granular...
Dennis Hamilton
Dennis Hamilton

Dennis Hamilton

I examine impediments and enhancements to financial market functioning. In the first chapter, I identify a regulation that is discouraging banks from providing market liquidity. In the second chapter, I examine betting prices on NBA games officiated by a crooked referee to test theories relating...
Victoria Muller Ewald
Victoria Muller Ewald

Victoria Muller Ewald

Despite drug addiction being a serious and pervasive issue, very little is known about the neurobiological underpinnings of this disease. My dissertation focuses on better understanding a brain region which decreases cocaine-seeking behavior, and how this region communicates with the rest of the...
Nathan Black
Nathan Black

Nathan Black

High surface area materials have many applications in heterogeneous catalysis, energy storage, and ion adsorption. By using botanical templates, more sophisticated high surface area structures can be attained. My dissertation focuses on using plants materials, such as plant leaves, celery, and...
Nicole Thiher
Nicole Thiher

Nicole Thiher

Electron beam (EB) polymerization is a fast, eco-friendly, and low energy means of curing thin films, adhesives, inks, and coatings. EB offers many advantages over traditional polymerization methods, but the relationship between starting materials, processing conditions, and final properties is not...
Jeremy Edison
Jeremy Edison

Jeremy Edison

Lying in the intersection of ring theory and linear algebra, this work focuses on "invertible algebras," algebras in which every element can be uniquely written as a sum of invertible elements, and on "I2 algebras," invertible algebras where each element can additionally be written as a sum of the...
Kristen Merkitch
Kristen Merkitch

Kristen Merkitch

The perinatal mental health literature had lacked a pregnancy-specific measure of body image until recent publication of the Body Image in Pregnancy Scale (BIPS). Although the BIPS adequately assesses the unique body image attitudes and perceptions of pregnant women, it fails to fully represent...
Geneva Wilson
Geneva Wilson

Geneva Wilson

Clostridium difficile is a bacteria that causes severe gastrointestinal illness in people. It is the most commonly reported hospital acquired infection in the United States. In this dissertation I explore both medical and environmental risk factors for disease. Epidemiological methods are used to...
Moustafa Tarek Ahmed Ibrahim Gabr
Moustafa Tarek Ahmed Ibrahim Gabr

Moustafa Tarek Ahmed Ibrahim Gabr

Tetraarylethylenes (TAEs) embody an intriguing scaffold for development of biosensors as they exhibit the phenomenon of aggregation-induced emission (AIE). This property is characterized by the appearance of a fluorescence response upon aggregation of TAEs. My research focuses on utilization of TAEs...
Bhupesh Shetty
Bhupesh Shetty

Bhupesh Shetty

Successfully identifying root causes of product defects help manufacturing companies fix quality related issues quickly and in turn improve profitability of the company. My thesis explores the problem of identifying the root cause of product defects using process event logs in a manufacturing...
Christine Bricker
Christine Bricker

Christine Bricker

I develop a new theory of regional classification in the United States based on geography, political psychology, and public opinion. I use this theory to create a new classification system of American regional subcultures. I apply this new measure to state policy adoption across the United States...
Huiyi Guo
Huiyi Guo

Huiyi Guo

One important issue in mechanism design theory is to model agents’ behaviors under uncertainty. The classical approach assumes that agents hold commonly known probability assessments towards uncertainty, which has been challenged by many experimental economists. My dissertation adopts alternative...
Brian Olovson
Brian Olovson

Brian Olovson

My dissertation examines the process and products of collaborative and individual writing as they relate to learning Spanish as a second language. The purpose of my study is to shed light on the nature of peer interaction during the writing process, to examine the relationship between learners’...
Jure Baloh
Jure Baloh

Jure Baloh

Hospital personnel are routinely tasked with implementing innovations. However, little is known what activities they engage in during implementation efforts. In my dissertation, I used a two-year qualitative dataset from a group of Iowa hospitals implementing patient safety tools and identified four...
Suleyman Durgut
Suleyman Durgut

Suleyman Durgut

The matter we see today is made up of quarks. Quarks and anti-quarks fit together to make other particles such as mesons which are made up of a quark and an anti-quark pair and baryons that are made from three quarks. Recent studies show that there are other particles that are not mesons or baryons...
Arianna Rigon
Arianna Rigon

Arianna Rigon

Psychosocial problems (e.g., deficits in social communication and interpersonal interaction) are exceedingly common following traumatic brain injury, and are among the major predictors of long-term outcome. However, little is known about the mechanisms underlying these issues. In my dissertation I...
Yiyue Lou
Yiyue Lou

Yiyue Lou

Randomized clinical trials are considered as the gold standard to demonstrate causal relationships between a treatment and an outcome. However, if the analysis adjust for an intermediate variable that occurs between the treatment and the outcome, then randomization will break down. We apply and...
John Witte
John Witte

John Witte

This dissertation is a cultural history of computer-driven climate science in America after the Second World War. It examines the creation of the General Circulation Model (GCM) — a scientific software platform developed by meteorologists in the late 1950s and early 1960s, and the role that it...
Kezia Walker-Cecil
Kezia Walker-Cecil

Kezia Walker-Cecil

Graduate Student, Linguistics; Graduate and Professional Student Government representative
Elliot Burghardt