Paul Kapur (speaker) is a visiting professor at CISAC, on leave from the U.S. Naval War College, where he is an associate professor in the Department of Strategic Research. Before joining the War College in 2006, Kapur was visiting professor at CISAC and assistant professor of Government at Claremont McKenna College. He also served as a postdoctoral fellow at the University of Chicago, where he received his Ph.D. in political science. His research interests include the strategic effects of nuclear weapons proliferation, deterrence theory, and the international security environment in South Asia. Kapur is author of Dangerous Deterrent: Nuclear Weapons Proliferation and Conflict in South Asia (Stanford University Press, 2007). His work has also appeared in journals such as International Security, Security Studies, Asian Survey, and Asian Security.

Martha Crenshaw (discussant) is a senior fellow at CISAC and FSI and a professor of political science by courtesy. She was the Colin and Nancy Campbell Professor of Global Issues and Democratic Thought and professor of government at Wesleyan University in Middletown, Conn., from 1974 to 2007. Her current research focuses on innovation in terrorist campaigns, the distinction between "old" and "new" terrorism, how terrorism ends, and why the United States is the target of terrorism.  She serves on the Executive Board of Women in International Security and chairs the American Political Science Association (APSA) Task Force on Political Violence and Terrorism. She has served on the Council of the APSA and is a former President and Councilor of the International Society of Political Psychology (ISPP). In 2004 ISPP awarded her its Nevitt Sanford Award for Distinguished Scientific Contribution and in 2005 the Jeanne Knutson award for service to the society. She serves on the editorial boards of the journals International Security, Orbis, Political Psychology, Security Studies, and Terrorism and Political Violence. She coordinated the working group on political explanations of terrorism for the 2005 Club de Madrid International Summit on Democracy, Terrorism and Security. She is a lead investigator with the National Center for the Study of Terrorism and the Response to Terrorism (NC-START) at the University of Maryland, funded by the Department of Homeland Security. She was a Guggenheim Fellow in 2005-2006. She serves on the Committee on Law and Justice and the Committee on Determining Basic Research Needs to Interrupt the Improvised Explosive Device Delivery Chain of the National Research Council of the National Academies of Science. She was a senior fellow at the National Memorial Institute for the Prevention of Terrorism in Oklahoma City for 2006-2007.