Biography

Douglas H. Erwin is a senior scientist and Curator of Paleobiology at the National Museum of Natural History of the Smithsonian Institution, and an external faculty member at the Santa Fe Institute. He received his Ph.D. from the University of California, Santa Barbara in 1985. His research interests include evolutionary radiations, the end-Permian mass extinction and the history of Paleozoic gastropods. He is the author of Extinction: How Life on Earth Nearly Ended 250 Million Years Ago (Princeton University Press, 2006) and several other books. He is currently completing a book with Jim Valentine titled The Cambrian Explosion: The Construction of Animal Diversity. Address: Department of Paleobiology, MRC-121, National Museum of Natural History, Washington, DC 20560. Internet: Erwin.Doug@nmnh.si.edu 

By this author :

Book Review
	Off to a Good Start
	Natural Selection for Everyone
	Evolution's Many Branches
Feature Article
	The Origin of Animal Body Plans