Martha Crenshaw is a professor of government at Weseleyan University, where she has taught international politics and foreign policy since 1974. Crenshaw is the chair of the American Political Science Association’s Task Force on Political Violence and Terrorism She is the coeditor, with John Pimlott, of the Encyclopedia of Terrorism (1997); the editor of Terrorism in Contect (1995), a volume of case studies of terrorist campaigns ranging from the nineteenth century to the present; and the author of Terrorism and International Cooperation (1989).