J. Joseph Hewitt is Director for Government Relations at the Center for International Development and Conflict Management (CIDCM), University of Maryland, where he specializes in quantitative analysis of international conflict. Jonathan Wilkenfield is Director of CIDCM and one of the principals of the Maryland Center for the Study of Terrorism and Responses to Terrorism. He also directs the International Crisis Behavior Project (with Michael Brecher) and the Minorities at Risk Project. His most recent publication is Mediating International Crises (Routledge 2005). Ted Robert Gurr is founder of the Minorities at Risk and Polity Projects and Distinguished University Professor in the Department of Government and Politics at the University of Maryland (Emeritus). He is author of numerous books and articles, including the award-winning Why Men Rebel and, most recently, Peoples vs. States: Minorities at Risk in the New Century (U.S. Institute of Peace Press 2000).