Meet The Team
The Sheldon Lab
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Anchal Padukone
PhD Student
Anchal joined the lab in August 2018. She completed her undergraduate degree at Princeton University. Anchal spent a semester at the Smithsonian Tropical Research Institute in Panama, where she conducted senior thesis research on the influence of microenvironmental factors on the distribution of an insect vector of Chagas disease. After graduating, Anchal worked as a Princeton in Africa Fellow at the Mpala Research Centre in Kenya where she coordinated outreach and citizen science programs, helped manage the center’s media and publications, and contributed to research on acacia ant community dynamics.
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Morgan Fleming
PhD Student
Morgan started her PhD in Fall 2020. She received a 3-year Graduate Research Fellowship from the National Science Foundation to pursue her work. As an undergraduate, Morgan published on the natural history of herpetofauna and assisted with dung beetle physiological research. She has strong interests in physiological ecology and impacts of climate change on ectotherms.
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Zan Killeffer
Lab Manager & Research Specialist
Zan joined the Sheldon Lab in March 2022 as an undergraduate student at the University of Tennessee. In summer 2022, he traveled to Ecuador as a REU student in the lab and worked on projects related to behavioral plasticity of dung beetles. He also completed research on thermal physiology of dung beetles that was the basis for his undergraduate honors thesis. After graduating, Zan became our lab manager extraordinaire and research specialist. Zan is continuing with work related to thermal physiology and behavioral plasticity of dung beetles.
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Jonier Merizalde
Post bach & Research technician - Ecuador
Jonier received his undergraduate degree from Ikiam - Universidad Regional Amazónica in September 2023. His senior thesis was on the impacts of degradation of riparian ecosystems on dung beetle communities in the Ecuadorian Amazon. Jonier joined the Sheldon Lab full time in October 2023 to work on reproductive behavior of tropical beetles.
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Olivia White
Undergraduate Researcher
Olivia joined the lab in March 2023. In addition to a major in Biology, Olivia is pursuing a minor in Studio Art. She received a UTK AURA grant for summer 2023 to work on projects related to behavioral plasticity of dung beetles. She is continuing with her research in the lab and also using her artistic talents to contribute to an Easy As Play module on dung beetles and climate change that is funded through one of the lab’s NSF grants.
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Sayda Avilez
Undergraduate Researcher & Thesis student - Ecuador
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Hannah Alderman
Undergraduate Researcher
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Julian Greyfa
Undergraduate Researcher & Thesis student - Ecuador
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Campbelle Caudle
Undergraduate Researcher
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Benvy Kelly
Undergraduate Researcher
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Victoria Campbell
Undergraduate Researcher
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Adam Desai
Undergraduate Researcher
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Bradley Hatcher
Undergraduate Researcher
Alumni
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Luis Carrasco
Postdoc
NIMBioS Postdoctoral Fellow (Oct 2018-Oct 2020)
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Amanda Carter
Postdoc
Postdoctoral Research Associate (Jan-Sept 2018)
NSF Postdoctoral Fellow (Oct 2018-2020) -
Ethan B. Linck
Postdoc
Postdoctoral Researcher (Jun 2019 – Mar 2020)
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Maggie Mamantov
PhD Student
mmamanto@utk.eduMaggie completed her PhD in 2022. Her research in the lab examined behavioral responses to climate warming in introduced and native dung beetles as well as the impact of climate change on the range shifts of montane species. Maggie is also passionate about sharing science with the public and fostering an interest in STEM, as demonstrated through her outreach. Maggie is now a Lecturer in the Biology program at the University of Tennessee.
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Claire Winfrey
MS Student
WebsiteClaire’s thesis focused on the factors driving variation in the gut microbiomes of two species of Phanaeus dung beetles. Claire received an NSF GRFP during her second year in the Sheldon Lab, and she successfully defended her Masters thesis in July 2020. She started her PhD in Fall 2020 at CU Boulder.
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Nate Duerr
MS Student
(Aug 2022-Jul 2024)
Nate completed his MS in July 2024. His thesis research focused on the effects of climate change on secondary seed dispersal in dung beetles. Before coming to UT, he was a Resident Naturalist and Conservation Research Fellow in Madre de Dios, Peru, where he worked primarily on Amazonian butterfly and dung beetle ecology. Nate first joined the Sheldon Lab in May 2022 when he traveled with other team members to Ecuador to work on projects investigating the effects of climate change on dung beetle behavior. He completed his undergraduate degree in zoology at the University of Florida.
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Matt McGee
Lab Tech
Matt worked in the lab from June-December 2017. He helped with beetle trapping in the Smokies, dung beetle breeding in the lab, and piloted a warming experiment in the field. He also first-authored an article on breeding biology of a rare Ecuadorian bird. Matt completed an MS at Cal State Monterey Bay and began his PhD at Berkeley in 2023.
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Katherine Reed
REU student
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Ian Lauderback
Undergraduate researcher
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Will Kirkpatrick
Undergraduate researcher
WebsiteWill was in the lab from May 2017-August 2019. In 2017, he collected data for a manuscript on breeding biology of a tropical bird and presented at the Exhibition of Undergraduate Research and Creative Achievement (EURēCA), the UT EEB undergraduate symposium, and UT Discovery Day. In 2018, Will received an undergraduate internship grant to carry out a summer project on behavioral responses of dung beetles to temperature change (Kirkpatrick & Sheldon 2022, Biology Letters). Will started a PhD program at the University of Arkansas in Fall 2019 and was awarded an NSF GRF for graduate study.
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Sarah Jayne Brawner
Lab Tech
Sarah joined the lab in August 2017 as an undergraduate and received a BS in Biochemistry and Cellular and Molecular Biology in 2018. She helped launch a new direction in the lab — gut microbiome research on dung beetles. She returned to the lab in November 2018 as a Lab Tech to help with a variety of ongoing and new projects. She started a PhD program at the University of Tennessee in Fall 2019.
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David Edwards
Undergraduate researcher
David was a lab member from May 2017-May 2018. He helped with dung beetle breeding experiments and worked on a sodium addition experiment. He also co-authored a manuscript on the breeding biology of a bird species from Ecuador.
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Jerame Brown
Undergraduate researcher
Jerame joined the lab in October 2019. He helped get the fall armyworm system off the ground. Jerame received a grant from the Office of Undergraduate Research in Spring 2020 for an independent research project in the lab. He later went on to dental school!
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Timothy Meidl
Undergraduate researcher
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Drew Tucker
Undergraduate researcher
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Brianna Jacobs
Undergraduate researcher
Brianna joined the lab in September 2019. She helped with several research projects related to dung beetle thermal physiology.
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Connor Riley
Undergraduate researcher
Connor joined the lab in September 2019, the same month he started his BS in Microbiology at UT. He had previous research experience in both a medical entomology lab and an oceanographic institute in Florida. Connor received a grant from the Office of Undergraduate Research in Spring 2020 for an independent research project in the lab.
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Abby Wells
Undergraduate
Abby joined the lab in Spring 2019. She helped rear beetles for various lab projects. She received a grant from the Office of Undergraduate Research in Spring 2020 for an independent research project in the lab.
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Shelby Collins
Undergraduate
Shelby was in the lab from January-June 2018. In addition to being in the Department of Ecology & Evolutionary Biology, Shelby was part of the Vols Teach Program, which emphasizes field based experiences and is aimed at training those interested in a career in secondary teaching. Shelby helped with several outreach efforts in the lab, and she was the Education Coordinator for our summer research program with high school students of the Eastern Band of Cherokee Indians.
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Atira Sherrod
Undergraduate researcher
Atira was in the lab from September 2016-May 2017. She received her Associate of Science degree from Pellissippi State Technical Community College. She completed her B.S. in Biology at the University of Tennessee in 2016 with a concentration in Microbiology. Atira became particularly interested in ecology and evolutionary biology and took additional undergraduate courses to round out her education while working in the lab. She assisted with dung beetle research and worked on an independent project examining operative temperatures of beetles across seasons.
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Anna Raney
Undergraduate researcher
Anna received a grant from the Office of Undergraduate Research for an independent project examining dung beetles in urban versus rural environments in Knoxville.
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Bella Ritchie
Undergraduate researcher
Bella assisted with dung beetle brood ball collection and rearing of offspring in the lab.
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Logan Hysen
Undergraduate researcher
Logan assisted with general animal husbandry and lab maintenance.
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Kylie Hannahs
Undergraduate researcher
Kylie assisted with dung beetle brood ball collection and rearing of offspring in the lab.
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Duncan Mccurry
Undergraduate researcher
Duncan assisted with general animal husbandry and lab maintenance.