Frank C. Keil received a B.S. in biology from M.I.T. in 1973, an M.A. in psychology from Stanford University in 1975, and a Ph.D. in psychology from the University of Pennsylvania in 1977. He was a faculty member in the Psychology Department at Cornell University from 1977 to 1998. Since 1998 he has been professor of psychology and linguistics at Yale University, where he is also Master of Morse College. He has been a Guggenheim Fellow, a Fellow at the Center for Advanced Study in the Behavioral Sciences, and has received national awards from the American Psychological Association and NIH for his work in cognition and cognitive development.