Copycat evolution

Copycat evolution

Biologist Jonathan Losos, in Arts & Sciences, has documented evidence of a kind of “copycat” evolution between extremely short-faced breeds of cats and dogs. Generations of intentional breeding have led these animals to converge on a rounded, flat-nosed head shape that humans prefer — even though the shape causes a variety of health ailments.
Class Acts: Andrew Rudolph

Class Acts: Andrew Rudolph

Platoon leader for Gateway Army ROTC Battalion. Residential advisor in Brookings Residential College. Rural peer ambassador for the Office of Admissions. Senior Andrew Rudolph has worn many hats — and uniforms — on campus.
Class Acts: Emily Culley

Class Acts: Emily Culley

Emily Culley, a PhD candidate in earth, environmental and planetary sciences in Arts & Sciences, uses images from NASA’s Lunar Reconnaissance Orbiter Camera to investigate the surface of the moon. She’s passionate about fostering an inclusive environment in the sciences.
Class Acts: Amelia Letson

Class Acts: Amelia Letson

A Gephardt Institute Civic Scholar, St. Louis Fellow and WashU Votes co-chair, graduating senior Amelia Letson has spent the past four years promoting voter education, researching progressive policy and increasing civic engagement on campus.
Class Acts: Justin Xu

Class Acts: Justin Xu

Graduating senior Justin Xu, in Arts & Sciences, is clear about two things: his passion for community service and his pursuit of a medical career. If his leadership at WashU is any indication, he will achieve both goals and much more.
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