Kellar Autumn is an associate professor of biology@Lewis & Clark College in Portland, Oregon. After receiving his Ph.D. in 1995 from the University of California, Berkeley, he held postdoctoral positions@the Office of Naval Research and the Museum of Vertebrate Zoology@UC Berkeley. His research focuses on the physiology, biomechanics and evolution of animal locomotion. Autumn and his colleagues hold the patent for synthetic adhesives inspired by gecko feet. He is currently collaborating with engineers to design legged robots that can run up walls. Address: Department of Biology, Lewis & Clark College, 0615 SW Palatine Hill Road, Portland, OR 97129. Internet: autumn@lclark.edu