Christopher Boehm is Professor of Biological Sciences and Anthropology at USC, and is director of the Goodall Research Center there. He is the author of Hierarchy in the Forest, published by Harvard University Press, and has recently published a general audience book, Moral Origins: The Evolution of Virtue, Altruism, and Shame. He has been the recipient of a John Simon Guggenheim Fellowship and a Fellowship at the School for Advanced Research in Santa Fe, a small think tank. His anthropological field research includes work with Navajos, Serbian tribesmen, and wild chimpanzees.