Integrating Research and Careers on the Phenotype
A National Science Foundation Research Traineeship (NRT)
EXPAND Fellows
2025-26 FELLOWS
Andy is a 2nd year Ph.D. student in the Kasimatis Lab studying sexual conflict. He is interested in how sexes share autosomal genetic material, but experience differentiated phenotypes. His studies focus on sexual conflict, and the molecular mechanisms that can reduce sexual conflict. Outside of the lab Andy enjoys trail running, rock climbing, and reading.
Andy Grieve

Jemima Elsherbini

Jemima is a PhD Candidate in the Carr lab studying plant ecology and plant-insect interactions. Jemima's work specifically focuses on the effect of salt pollution on terrestrial environments and how that affects plant rewards, pollinators, herbivores, plant decomposition, and decomposers. This research can help inform local and federal policies, as well as aid in the protection of roadside habitats. In her free time, Jemima loves traveling, baking (specifically things with chocolate), and slowly growing a small plant army.
Charlotte is as evolutionary biology and behavioral ecology PhD candidate in Butch Brodie's lab. They study environmental drivers of variation in sexual selection across space and time. Their work primarily focuses on the role of population demographics, age, and behavior in the evolution of weaponry in male forked fungus beetles. Charlotte is excited about expanding their research to apply contagion-based computational approaches to studying aggression and social behaviors. When not staring at beetles, Charlotte most enjoys running, dancing, and reading.
Charlotte Greene

Juliana Jiranek

Juliana is a 4th year PhD candidate in the Gibson lab. She studies how the environment shapes the spread of pathogens and the evolution of host defenses. Her work takes her to the Rocky Mountain Biological Laboratory in Colorado, where she studies a fungal pathogen of a native wildflower. For her EXPAND project, she is excited to explore how hosts adapt to local pathogens at the genomic level. Outside of work, she enjoys running, playing ultimate frisbee, and spending time outside with her dog
Aisling Kruger is an Ecology and Evolution PhD student in the Cox lab. She is studying patterns of sex biased gene expression in Anolis lizards and is broadly interested in sex chromosome evolution. Outside of the lab, Aisling loves hiking, rock climbing, and playing rugby.
Aisling Kruger

Rebecca Messcher

Rebecca is a rising third year Biology student co-mentored by Drs. Melanie Worley and Ariel Pani. I am interested in how animals regenerate lost body parts and why this ability varies across the animal kingdom. I'm using an emerging model system capable of extensive regeneration, the acoelomorph worm, to understand cellular dynamics during the process of whole-body regeneration. Outside of labwork, I enjoy gaming, crafting, and curating (particularly aquatic) critters and plants.
How does the early life environment shape your brain and change behavior later on? Venezia hopes to understand this by investigating the role of microglia in behavioral neurodevelopment, using prairie voles to model biparental care. Specifically, she seeks to understand how differences in parental care will change an offspring's behavior by interfacing with microglia in early life. Venezia is a PhD student in the Psychology department and is co-mentored by Dr. Ukpong Eyo and Dr. Jess Connelly. When not in the lab, she can be found hiking with elenore (her border collie), reading any and all books, or playing D&D pinball at the arcade.
Venezia Roshko

Isabelle Sajonia

Isabelle is a rising fourth-year Biology Ph.D. student in Dr. Ali Güler's lab. My research focuses on using multi-dimensional behavioral data and neural activity analysis to identify brain regions underlying phenotypes associated with GLP-1 receptor agonists, such as Ozempic. Outside the lab, I enjoy running, spin classes, volunteering at the SPCA, and reading!
Preston received his B.A. in Ecology and Conservation Biology at Bowling Green State University, where he first became passionate about global conservation. He also received my M.S. in Ecology and Evolutionary biology at Bowling Green State University, where he studied the federally endangered Karner Blue butterfly and how its unique butterfly-ant mutualism can buffer the negative effects of climate change. Afterwards, Preston became a lab manager at UW-Madison where he assisted in field, laboratory, and administrative work. Current curiosities include, pollinator ecology, plant-insect ecology, community ecology, and climate change ecology. During my Ph.D., He has been researching bumblebee ecology within the Appalachian region and learning how nesting behavior may mitigate climate change effects.
Preston Thompson

McKenzie Yates

Mackenzie is a 3rd-year PhD candidate in the Larson lab studying seasonal neural plasticity in wild sparrows. Her research examines how environmental factors influence population structure and individual neural dynamics. Her work ultimately aims to uncover neural mechanisms behind diverse natural behaviors while informing conservation efforts. Outside the lab, she enjoys outdoor activities and creative pursuits like printmaking and painting.
2024-25 FELLOWS
Noah is a 3rd year Ph.D. student in the J. Guler lab studying malaria. His studies focus on the molecular genetics of malaria, and how it has influenced the diseases ability to acquire beneficial mutations. This contributes to the understudied phenomenon of extrachromosomal-DNA generation, which may contribute to extreme phenotypes. In his free time, Noah loves cooking, playing piano, and walking his dog
Noah Brown

Ethan Kadiyala

Ethan is a PhD candidate in the Castorani Lab studying community and population ecology. His work focuses on the causes and consequences of synchrony in ecological systems, using environmental and species trait data to explain patterns in synchrony across space and among species. Ethan loves taking trips to the coast and mountains, including memorable trips to the Channel Islands, Culebra, Mt. Tallac, and Cabo Pulmo. In his free time he enjoys hiking, live music, and playing sports.
Internship: Resources for the Future
Omina is a 4th year student in the labs of Sarah Siegrist and Michelle Bland. She studies the effects of infection and immune activation on brain development using Drosophila melanogaster. Outside the lab, Omina is interested in forensics, getting out for kayaking or volleyball, and likes taking silly pictures of her cat and making stickers of them.
Omina Nazarzoda

Abbey Ramirez

Abbey Ramirez is a rising 4th PhD Student in the Gibson lab. She is studying the interactions of Meloidogyne arenaria and Pasteuria penetrans. She is specifically interested in how this study system fits into a long-standing evolutionary model, The Red Queen. Outside of academia she enjoys baking, crocheting, and cuddling with cats.
Clara Stahlmann Roeder is an Evolution, Ecology and Behavior PhD candidate in Butch Brodie’s lab. She studies the evolution of social behavior, examining how organisms communicate and respond to past social experiences. She primarily studies these concepts within the context of forked fungus beetle fights using behavioral experiments but is excited to expand her research into the world of analytical chemistry and chemical ecology. Outside of her beetle-related pursuit, Clara loves choir, bird watching, and swing dancing.
Internship: Lincoln Park Zoo
Clara Stahlman Roeder

Will is a 4th year PhD student in the Larson Lab where he studies the role of astrocytes in avian seasonal brain plasticity. He is broadly interested in the relationship between intrinsic mechanisms and external influences in the brain and how these factors impact cellular function, plasticity, and behavior. Outside of the lab, Will enjoys exercising, fishing, hiking, and playing chess.
Will Tucker

2023-24 FELLOWS
Kendall Branham defended her thesis entitled “The Genetic Regulation of Drosophila Mushroom Body Neuroblast Neurogenesis by Notch and Eyeless” in April of 2025. Through her EXPAND internship with Signature Science she discovered industry to be the career path she wanted to pursue. After graduating, she is now working at DesiCorp in the role of R&D Scientist in Louisville, KY. In her free time Kendall loves to watch the Kansas City Chiefs, read, travel, and spend time with her dog Harrison.
Internship: Signature Science
Kendall Branham

Louis Bubrig

Louis Bubrig is a PhD candidate in Dr. Mandy Gibson’s coevolution lab in the Biology Department. He studies the evolution of host dispersal and migration as strategies to avoid parasites. He uses a combination of laboratory experiments, computer simulations, and experimental evolution to understand how host species evolve complex dispersal strategies to balance the benefits of habitat use with the risks of parasite spread. Outside the lab, Louis enjoys playing chess, growing food, and reading on the porch.
Internship: Morven Kitchen Garden
Robert Porter
Robert Porter is a PhD candidate in the biology department on the Evolution and Ecology track at UVA. He is interested in how organisms adapt to environments that change through time. His research on the model organism Daphnia pulex combines ecological observations, laboratory experiments, and genomic analysis to explore how Daphnia have adapted to temporally heterogeneous environments, namely in response to seasonal drying of their ponds. When not in the lab, he enjoys hiking, trying new bread recipes, keeping fish, and reading.
Internship: Bonumose

Kelsey "Kels" Schoenemann is a PhD candidate in the Department of Environmental Sciences at the University of Virginia. She is investigating how human land use decisions impact bumble bee (Bombus spp.) fitness and pollen foraging. Their research of captive and wild bumble bees combines field observations, spatial datasets, and molecular genetics to explore the linkages between land use, foraging, and fitness. When not in the lab/field, Kelsey is known to spend time in their garden watching the birds, bugs, and bees, on the couch watching TV shows and movies, or in bed reading non-fiction and sci-fi books.
Internship: UVA Repair Lab
Kelsey Schoenemann

Cabell Williams

Cabell completed her PhD in Spring of 2025 under the advisement of Dr. James Morris (Psychology) and Dr. Meghan Puglia (Neurology). She studies the interplay between the environment and epigenetic expression on the neural correlates of social tactile processing in early infancy. She developed UVA's first infant neuroimaging research program and is integrating observed and self-report measures of parent-infant synchronous behaviors with genetic salivary assays to achieve a more holistic understanding of early development. She has secured a postdoctoral fellowship at Washington University in St. Louis, where she will use precision imaging in infants to study distinct periods of neuroplasticity. Outside of her time in the lab, she spends her time reading novels, lifting weights, cooking, crafting, and hanging out with friends.
Internship: The Living Arts and Science Center
2022-23 Fellows
Lillian Dillard

Lillian Dillard is in Dr. Jason Papin's lab in the Biochemistry and Molecular Genetics department here at UVA. Her research uses a computational systems biology approach to study the functional metabolism of Gardnerella, the primary pathogen in bacterial vaginosis (BV). She hopes to improve treatment efficacy and reduce rates of BV recurrence through a better understanding of Gardnerella's metabolism in the biofilm state.
In her free time, Lillian can be found at the dog park, updating her Goodreads, or eating ice cream.
Lizzie Godschall is a Biology PhD candidate co-mentored in John Campbell and Ali Guler’s labs. She is studying the intersection of circadian biology and neuroscience in the context of feeding circuitry and energy balance. She is utilizing single cell genomics, along with metabolic and behavioral phenotyping to understand the longstanding mystery of the food entrainable oscillator. In her spare time, Lizzie enjoys running, playing tennis, and baking.
Elizabeth Godschall

Erin Kastar

Erin Ramos (Kastar) co-mentored by Jessica J. Connelly and Alev Erisir in the Department of Psychology. She studies the epigenetic and neuroanatomical regulation of social behavior in the prairie vole. Specifically, Erin is interested in how the complex hormonal and environmental interactions that occur during the peripartum period alter neuronal circuitries in the maternal brain. Using epigenetic, immunohistochemical, and behavioral techniques she employs an interdisciplinary approach to understanding complex phenotypes such as variations in maternal behavior. When she’s not in the lab, Erin enjoys hiking, traveling, and spending time caring for her plants..
Keric is studying constraints of adaptation in the Galloway Lab using the study system Campanula americana. His research focuses on how microevolution and environment interact to shape range-wide patterns of adaptation and species distribution using experimental gardens, genomics, and simulations. When not in the lab or out in the field, Keric enjoys rock climbing, cooking, and botanizing.
Keric Lamb

Sarah McPeek

Sarah McPeek is a 4th year Evolution, Ecology, and Behavior PhD candidate in Butch Brodie's lab. She studies how multiple species interactions can shape each other via ecological and evolutionary effects on a shared partner species. In particular, she investigates the interplay of toxin synthesis and nectar production in the neurotoxic wildflower, fly poison, to understand how the plant's resource traits affect interactions with pollinators and herbivores.
Sarah was selected as Biology's Distinguished Teaching Fellow for Spring 2024.
Sarah is also an impassioned science communicator who shares hers and others' science broadly through teaching, writing, and podcasting.
Connor Murray is studying evolutionary genetics in the Bergland lab at the University of Virginia. His research examines how species adapt to environmental variation across natural ecosystems. He conducts most of his research using experimental mesocosms and bioinformatics to identify the genetic architecture of traits determining the survival of wild Daphnia populations. In his spare time, Connor can be found hiking or running and is an avid painter.
Connor Murray

2021-22 Fellows
Clare Rodenberg

Clare Rodenberg is a Ph.D. Candidate in the Environmental Sciences Department. Her research focuses on investigating how climate influences the invasive spread of the gypsy moth, a nonnative forest insect pest in North America. She is particularly interested in understanding how different climatic regimes relate to different rates of gypsy moth range expansion. During her Ph.D. she will study the ecological and evolutionary consequences of unsuitable climatic conditions on gypsy moth development and their population dynamics.
Chris Robinson is a 3rd year PhD candidate in Bob Cox’s lab at the University of Virginia. He is interested in how gene regulation evolves across species, allowing for the development of different phenotypic patterns. His work uses hormonal manipulations, transcriptomics, and cellular imaging to understand how traits are gained and lost among closely related species. Chris loves to run and believes that this hobby is advantageous for being a capable lizard catcher!
Chris Robinson

Kelsey Huelsman

Kelsey Huelsman is a third-year doctoral student in the Department of Environmental Science at the University of Virginia. Her current research at Blandy Experimental Farm in northwestern Virginia is focused on remote sensing of plants and their characteristics, with applications to aid both land managers and ecologists. Her research utilizes a novel approach of collecting hyperspectral imagery using a drone. Prior to beginning her Ph.D., she earned an M.S., studying ecosystem functions in plants and soils. In her spare time Kelsey enjoys gardening, cooking plant-based meals, and playing tennis.
Merci Best is a Ph.D. candidate in the Department of Pharmacology studying Alzheimer's disease under the co-advisors Drs. George Bloom and James "Jim" Mandell. She is also the founder of STEAMKITX, an education start-up that designs science-based educational activities for school-aged children. Her scientific research focuses on interrogating the extent to which the axon initial segment, a neuronal barrier inside of neurons is involved in the abnormal accumulation of tau, a neuronal protein implicated in Alzheimer's disease and other disorders. Merci aspires towards an interdisciplinary career where she can develop interventions that prevent the onset of neurodegeneration and reimagine STEM education.
Merci Best
Andrew Graves

Andrew is a 4th year PhD candidate in the Department of Psychology studying cognitive neuroscience. He is also an alum of UVA’s School of Data Science. Andrew is interested in a wide variety of domains within psychology and neuroscience including learning, memory, and healthy development throughout the lifespan. He believes interdisciplinary approaches from genetics, neuroscience, psychology, and data science can help better characterize and understand the complexities of these and other phenotypic systems. Andrew’s quantitative research interests include efficient dimension reduction, reinforcement learning, and network modeling. In his spare time, he is an avid drummer and an aspiring keyboardist!
Taylor Nystrom is a 2nd year PhD candidate working on a collaboration between the Bergland and Siegrist labs in the Biology department here at UVA. She is studying how nutrition and naturally occurring genetic variation interact to affect neurogenesis and neuronal composition in the adult brain. She is using classic developmental techniques to study neurogenesis in natural populations of fruit flies and is excited to learn about neurogenesis in a natural context! When she is not moving flies from one place to another, Taylor enjoys rock climbing, reading, and watching plants grow.
Taylor Nystrom
