Executive Committee (EC)

Xin (Sean) Chen

President (ex officio member)


Sean is a Ph.D. candidate in the Chemistry Department on East Bank. In his free time, he enjoys swimming and reading books.

Harrison Frisk

Vice President (ex officio member)


Harrison is a fifth-year Ph.D. candidate studying Chemical Physics. When he's not in the lab he enjoys baking bread and spending time with his dog, Finn.

Scott Petty



Scott defines himself as "A Texan adrift in the Great White North", and that is saying a lot. He is a PhD student in Applied Economics and enjoys baking desserts for our EC meeting breakfasts.

Kweku Konadu

Director of Finance


Chelsea L. Cervantes de Blois

Director of Grants


Chelsea is a PhD student in the Department of Geography, Environment and Society (GES) and a Graduate Trainee in the Minnesota Population Center (MPC). Outside of the books, she is a full-time ballerina, artist, and life-researcher.

Clemon J Dabney III

Director of Programming


Clem is a third year PhD student in Plant and Microbial Biology. He studies the genetics of terpene production in Cannabis sativa. He also operates a farm (MN Food Forest) that produces maple syrup, maple cream, maple sugar, honey, shiitake, oyster, and wine cap mushrooms.

Deepak Haarith

Director of Communications & Public Affairs


Deepak is a Ph.D. Candidate in Plant Pathology. He received his Bachelors and Masters' degrees in Industrial Biotechnology from India, and is working towards becoming an agriculture policymaker. He is currently studying biological control potentials of native Minnesotan fungi on the Soybean Cyst Nematodes. He enjoys camping in the woods, cooking, baking, and watching TV in his free time.

Tommy Keller

Director of Internal Relations


Tommy is a third-year Ph.D. candidate in Applied Economics. He enjoys cooking and gardening (when the weather permits).

'Agléška' Rebecca Cohen-Rencountre

Representative to the Board of Regents


Agleska is a third-year Ph.D. student in the American Studies program in the College of Liberal Arts. They are working on integrating critical Indigenous perspectives in place based narratives of American Indian and Indigenous sexuality and gender histories. Their work is more broadly interested in ethnographic narratives of citizenship, political status, and settler colonialism.

Agleska grew up in Rapid City, South Dakota. Received their Bachelor of Science in Cultural Anthropology at the University of Oregon.

Kelly Wallin

Representative to Student Senate


Kelly is a fourth-year student in the Biochemistry, Molecular Biology, and Biophysics department. Her hobbies are mostly reading and spending time with her cat, but she also LOVES going camping in the Minnesota summer. This school year she is looking forward to (hopefully!) churning out some good research and going to see more women's hockey games.

Max Herzberg

Representative to Graduate School Advisory Board


Max is a 4th year PhD student at the Institute of Child Development who received his undergraduate education at Grinnell College in Iowa. His research investigates the neural correlates of stress, including stressful experiences in early life and the brain's response to acute, current stressors.

Prof. Sally Gregory Kohlstedt



Dr. Sally Gregory Kohlstedt is Professor of the History of Science (CSE), where she studies and teaches the dynamics of scientific communities in cultural context. Her free time is spent on the North Shore and with her Airedale, Ginger.

Kathleen Craig

Staff Member


Drew Carter

Associate Director of Grants (ex officio member)


Drew is a PhD candidate in Food Science and this is his second year being involved in COGS EC. In this own words "I believe being involved with the governance and policies of the University and helping change how things work is an important part of being a graduate student and I encourage others to become involved as well. "

Pooja Hegde

Associate Director of Programming(ex officio member)


Pooja is a first year doctoral student in the department of Medicinal Chemistry. She has a Masters degree from Creighton University, Nebraska.

She is an international student, from Mumbai, India and has been in the states for about 3 years now.

Nishank Varshney

Associate Director of Programming (ex officio member)


Nishank is a Ph.D. student in Public Affairs at the Humphrey School, with a focus on Early Childhood Education, currently working at the Human Capital Research Collaborative (HCRC). He is from India, and in his free time, he likes to go on bike rides or watch Bollywood movies.

Mattea Allert

Associate Director of co-curricular Programming (ex officio member)


Mattea is a first year PhD student in the Bioinformatics and Computational Biology program. She studies the evolution of human and primate genomes and how it shaped their gut microbiome. Outside the lab she likes to swim, bike, and bake.