An anthropologist, Gusterson is a professor of anthropology and sociology at George Mason University. His expertise is in nuclear culture, international security, and the anthropology of science. He has conducted considerable fieldwork in the United States and Russia, where he studied the culture of nuclear weapon scientists and antinuclear activists. Two of his books encapsulate this work--Nuclear Rites: A Weapons Laboratory at the End of the Cold War (University of California Press, 1996) and People of the Bomb: Portraits of America's Nuclear Complex (University of Minnesota Press, 2004). He also coedited Why America's Top Pundits Are Wrong (University of California Press, 2005); a sequel, The Insecure American, is in preparation. Previously, he taught in MIT's Program on Science, Technology, and Society.