DAVID S. WILCOVE is professor of ecology, evolutionary biology, and public affairs at Princeton University. Prior to joining the Princeton faculty, he was senior ecologist at the Environmental Defense Fund in Washington, DC, where he developed science-based strategies to protect endangered species. He is author of numerous scientific papers and popular articles in the fields of conservation biology, ornithology, and endangered species protection. He has also written two books: No Way Home: The Decline of the World’s Great Animal Migrations (2008) and The Condor’s Shadow: The Loss and Recovery of Wildlife in America (1999). He has served on the board of directors of the Doris Duke Charitable Foundation, Society for Conservation Biology, Rare, American Bird Conservancy, Natural Areas Association, and New Jersey Audubon Society, and on the editorial boards of Conservation Biology, Ecological Applications, and BioScience. He received a PhD in biology from Princeton University (1985) and a BS from Yale University (1980).