News & Events

A collage of 25 photos featuring recipients of ESI Pilot Grants. In the center is a black circle with gold rings and the words “ESI Pilot Grants” in elegant serif font. Surrounding the title are candid photos of researchers in labs, classrooms, field sites, and presentations. Some are shown working at microscopes, giving talks, using computers, or smiling with colleagues. One image features a person posing beside a giant trilobite fossil; another shows two people with a university mascot. The collage highlights the diversity of students, postdocs, and faculty supported by the Evolutionary Studies Initiative’s small grants program.

Big Science, Small Grants: ESI Pilot Funding Powers Research Across Disciplines

Apr. 18, 2025—By: Andy Flick, Evolutionary Studies scientific coordinator Since launching in 2021, the Evolutionary Studies Initiative’s pilot grant program has helped support more than thirty research teams across the departments of Biological Sciences, Earth and Environmental Science, Anthropology, and Pathology, Microbiology and Immunology. The premise is simple: a little funding, awarded fast, to help researchers try...

New Research Reveals Surprising Dietary Similarities Among Saber-Toothed Cats—Plus, Join Us for a Special Kids’ Day Event at Bridgestone Arena!

Apr. 4, 2025—Nashville, TN – April 4, 2025 – A innovative study led by researchers from Vanderbilt University sheds new light on the dietary ecology of the iconic saber-toothed cat, Smilodon. The study, published in a special issue on sabertoothed organisms in The Anatomical Record, reveals that Smilodon fatalis and Smilodon gracilis—two species that lived thousands to...

Castiglione Lab Discover Horses Run Faster by Ignoring an Ancient Mutation that Says ‘Stop’

Mar. 27, 2025—By Andy Flick, Evolutionary Studies scientific coordinator Evolution often makes a deal with the devil, creating challenges for treating human disease. By mass, the muscles of thoroughbred racehorses consume more than twice the oxygen of elite human athletes. Yet, oxygen produces free radicals, which damage organ tissues. Balancing energy production with oxidative stress is also...

Renowned Expert, Paul Koch, to Discuss Environmental Change Through the Lens of Paleontology for ESI Earth Day Lecture

Mar. 25, 2025—By Nick McCoy, Evolutionary Studies communications assistant Paul Koch, a Professor of Earth and Planetary Sciences at the University of California, Santa Cruz, will present the Earth Day Lecture at Vanderbilt on April 16th, from 4:00 to 5:00 p.m. in Buttrick Hall 102. The lecture is free and open to the public. Koch’s most notable...

Scopes Hotels

Jan. 15, 2025—Hotel Information We are working with one hotel to offer a room block – but most people prefer to find their own stays and prices. The hotel information for the ISEMPH room block will be here soon. There are several hotels in the area in a range of prices and distances from the Student Life...

Recap of ESI Seminars (Fall 2024)

Jan. 13, 2025—The Evolutionary Studies Initiative (ESI) Seminars last semester highlighted diverse and interdisciplinary approaches to understanding evolution. The speakers showcased research spanning behavior, genetics, physiology, and ecological systems, presenting evolution’s role in shaping life on Earth. From Anne Yoder’s exploration of speciation and conservation in Madagascar, to Ken Catania’s extraordinary look at predator-prey dynamics in emerald...

Ken Catania sitting in his office holding a staff with a skull reproduction.

Vanderbilt Researcher Finds Jewel Wasp Cocoons Can Withstand Cannibalism

Nov. 15, 2024—By Andy Flick, Evolutionary Studies scientific coordinator New research from Ken Catania, Stevenson Professor of Biological Sciences, shows another incredible result. The “Cocoon of the Developing Emerald Jewel Wasp (Ampulex compressa) Resists Cannibalistic Predation of the Zombified Host” was published in Brain, Behavior, and Evolution. Catania’s research program focuses on the weird in nature. His...

A group of people is seated on a brightly patterned mat inside a rustic room. A local man smiles and waves at the camera, while others, including two researchers using tablet devices, sit nearby. The background includes personal belongings and a small fan, giving the space a homely feel.

Beyond the Thrifty Genotype: Examining Evolutionary Hypotheses for Modern Metabolic Health

Nov. 12, 2024—By: Andy Flick, Evolutionary Studies Scientific Coordinator A new review co-led by graduate students Layla Brassington and Audrey Arner of the Lea Lab discusses the formulation of the popular and impactful Thrifty Genotype Hypothesis. This hypothesis, proposed by James Neel in 1962, suggests that fat deposition and energy conservation were once useful traits in times...

Sylvia Cheever, a Ph.D. student in Biological Anthropology, stands outside a trace metal clean laboratory in protective lab gear, including a yellow hair cover, goggles, and a white lab coat.

Ancient Bones, Modern Insights: Investigating Mercury Exposure in Colonial Peru

Nov. 11, 2024—By: Alexandria Leeper, Evolutionary Studies graduate communications assistant Sylvia Cheever, a Ph.D. student in Biological Anthropology at Vanderbilt University, is uncovering the hidden stories of indigenous communities affected by colonial exploitation in Peru. Supported by a pilot grant from the Vanderbilt Evolutionary Studies Initiative, Cheever’s research focuses on measuring mercury levels in ancient human bones...

Vanderbilt Alumnus Uncovers Feeding Strategies of Ancient Ediacaran Organisms

Oct. 22, 2024—By: Andy Flick, Evolutionary Studies scientific coordinator A new study, led by alumnus Andrei Olaru in Paleobiology titled, “Functional morphology of the Ediacaran organism Tribrachidium heraldicum” sheds light on the functional morphology one of the earliest known large and complex animals. Using advanced computational fluid dynamics (CFD), the research explores how this 550-million-year-old organism, characterized...

Ken Catania to Present Evolution-focused, Spooky Halloween Talk

Oct. 1, 2024—By Danielle Bowden, Evolutionary Studies administrative specialist Nashville, TN –– Vanderbilt University’s Evolutionary Studies Initiative is thrilled to announce that distinguished evolutionary biologist Kenneth Catania will be delivering the Halloween Spooktacular Lecture as part of the ESI seminar series. Catania is a professor of Biological Sciences at Vanderbilt University. The lecture, titled “Science Lessons from...

An older man with glasses and hearing aids, dressed in a tan suit, holding a piece of bread and a hat, is in conversation with a younger man in a blue suit and tie outdoors, surrounded by greenery

The Legacy of Chancellor Kirkland: Education, Evolution, and the Scopes Trial

Sep. 27, 2024—By: Neomi Chen, Evolutionary Studies communications assistant Chancellor James Hampton Kirkland was a significant figure in the education landscape of the early 20th century, particularly recognized for his leadership of Vanderbilt University after the 1925 Scopes Trial. His views on evolution and education were instrumental in shaping the discourse around these topics at Vanderbilt University...

The image depicts a layered conceptual illustration of selfish mitochondrial genomes undergoing selection at multiple levels. The bottom layer features scientists working at computers and conducting lab experiments, symbolizing empirical research. The middle layer shows a tiered structure with enlarged mitochondria, emphasizing the levels of selection within organisms. Surrounding elements include graphs, lab equipment, and symbolic representations of data analysis, highlighting the integration of experimental and mathematical modeling without any textual elements. The overall scene captures the complexity and interconnectedness of mitochondrial genome selection in a visually engaging and educational format.

Mitochondrial DNA Evolution: New Study Reveals How Selfish mtDNA Evolve and Thrive

Sep. 20, 2024—By Andy Flick, Evolutionary Studies scientific coordinator Vanderbilt University researchers, led by alumnus Bryan Gitschlag, have uncovered groundbreaking insights into the evolution of mitochondrial DNA (mtDNA). In their paper in Nature Communications titled “Multiple distinct evolutionary mechanisms govern the dynamics of selfish mitochondrial genomes in Caenorhabditis elegans,” the team reveals how selfish mtDNA, which can...

Evolved in the Lab, Found in Nature: Uncovering Hidden pH Sensing Abilities

Sep. 20, 2024—By Andy Flick, Evolutionary Studies scientific coordinator In a groundbreaking study led by Sarah Worthan, Ph.D., a postdoctoral researcher in the Behringer Lab at Vanderbilt University, scientists have successfully evolved microbial cultures that possess the ability to sense pH changes, enabling rapid responses to environmental fluctuations. Along with highlighting the power of lab-driven evolution, this...

Vanderbilt Researchers Find Warming Quickens Aging-Related Mortality in Mosquitoes

Sep. 19, 2024—By Andy Flick, Evolutionary Studies scientific coordinator Mosquitoes tread a thinning line in warming climates, where aging accelerates and infections intensify. New research shows that warming and aging act as a one-two punch, lowering mosquito lifespans and fanning the flames of bacterial infections. These findings highlight how climate change could alter the risks of disease...

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