Edward O. Wilson received his B.S. and M.S. in biology from the University of Alabama and, in 1955, his Ph.D. in biology from Harvard, where he has since taught, and where he has received both of its college-wide teaching awards. He is currently Pellegrino University Research Professor and Honorary Curator in Entomology of the Museum of Comparative Zoology at Harvard. He is the author of two Pulitzer Prize-winning books, On Human Nature (1978) and The Ants (1990, with Bert Holldobler), as well as the recipient of many fellowships, honors, and awards, including the 1977 National Medal of Science, the Crafoord Prize from the Royal Swedish Academy of Sciences (1990), the International Prize for Biology from Japan (1993), and, for his conservation efforts, the Gold Medal of the Worldwide Fund for Nature (1990) and the Audubon Medal of the National Audubon Society (1995). He is on the Board of Directors of the Nature Conservancy, Conservation International, and the American Museum of Natural History, and gives many lectures throughout the world. His most recent book is Consilience: The Unity of Knowledge (1998).