BROWSE EXPERTS AND FELLOWS
Belfer Center researchers include Harvard faculty members, project directors and other expert staff, senior fellows and fellows. They contribute frequently to outside publications, advise government officials, participate in special commissions, brief journalists and policymakers, and share research results with specialists and the public.
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Ashton B. Carter
Former Co-Director, Preventive Defense Project, Harvard & Stanford Universities
Former Chair of International & Global Affairs faculty, John F. Kennedy School of Government, Harvard University
Former Assistant Secretary of Defense for International Security Policy (1993–1996), U.S. Department of Defense
Member of the Board (on leave), Belfer Center for Science & International Affairs
Former Under Secretary of Defense for Acquisition, Technology, and Logistics (April 2009–October 2011)
Dr. Ashton B. Carter is on leave to serve as Deputy Secretary of Defense.
William Clark
Harvey Brooks Professor of International Science, Public Policy, and Human Development; Co-director, Sustainability Science Program; Faculty Chair, ENRP
Member of the Board, Belfer Center for Science and International Affairs; Area Chair, HKS International and Global Affairs
William C. Clark is the Harvey Brooks Professor of International Science, Public Policy and Human Development and co-director of Harvard’s Sustainability Science Program.
Charles G. Cogan
Associate, International Security Program
Chuck Cogan is a historian. Cogan's articles and reviews have appeared in French Politics and Society, Défense Nationale, the Harvard French Review, and other publications. His book French Negotiating Behavior: Dealing with "La Grande Nation" was published by the United States Institute of Peace Press in December 2003.
Dara Kay Cohen
Assistant Professor of Public Policy, Harvard Kennedy School
Faculty, International Security Program
Member of the Board,, Belfefr Center for Science and International Affairs
Dara Kay Cohen's research and teaching interests span the field of international relations, including international security, civil war and the dynamics of violence during conflict, and gender and international relations. Her current book project examines the variation in the use of sexual violence during recent civil conflicts.
Walt Cooper
Belfer Ph.D Fellow, Belfer Center for Science and International Affairs
Walt Cooper is a Major in the United States Army and a PhD student in the Government Department at Harvard.



