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.
LEGEND: 
Fellow
William H. Tobey
Senior Fellow, Belfer Center for Science and International Affairs
Prior to his appointment as a senior fellow at the Belfer Center, William Tobey was Deputy Administrator for Defense Nuclear Nonproliferation at the National Nuclear Security Administration.
Annie Tracy Samuel
Research Fellow, International Security Program
Annie Tracy Samuel is a Ph.D. candidate in history at Tel Aviv University (TAU) and a junior research fellow at TAU's Center for Iranian Studies. Her doctoral dissertation examines the Iranian Revolutionary Guards Corps and the Iran-Iraq War and analyzes how the Guards have documented the war and their roles in the conflict.
Zachary Tumin
Special Assistant to the Director and Faculty Chair, Science, Technology, and Public Policy Program
Zach manages the Belfer Center's project in Information and Communications Technology and directs the Harvard component of a joint Harvard-MIT initiative in cyber security.
Daniel Volmar
Ernest May Fellow in History and Policy, International Security Program
Daniel Volmar is a graduate student in the Department of the History of Science at Harvard University. His general interest is in American physical science during the twentieth century and its relations to industry and government. He holds a B.A. in mathematics from the University of California, Berkeley.
Matt Waldman
Research Fellow, International Security Program
Matt Waldman practiced as an international lawyer based in London, after which he served as a foreign affairs and defense advisor in the UK and European Parliaments. He has worked on Afghanistan and the region since 2005, most recently as a senior UN official in Kabul covering conflict resolution and reconciliation with the Taliban.
Stephen M. Walt
Robert and Renée Belfer Professor of International Affairs; Faculty Chair, International Security Program
Member of the Board, Belfer Center for Science and International Affairs
Stephen M. Walt is the Robert and Renée Belfer Professor of International Affairs and is faculty chair of the International Security Program.
Wilfred Wan
Research Fellow, Project on Managing the Atom/International Security Program
Wilfred Wan's research interests include institutional change, international institutions (particularly in security), nuclear nonproliferation and disarmament, and IR theory. He has a Ph.D. from the University of California, Irvine.
Rebecca Ward
Stanton Nuclear Security Predoctoral Fellow, International Security Program/Project on Managing the Atom
Rebecca Ward is a Ph.D. candidate in the Nuclear and Radiation Engineering Program at the University of Texas at Austin. Her research interests are nuclear nonproliferation analysis and optimization of safeguards resource allocation strategies.
Alex Wellerstein
Associate, Project on Managing the Atom
Alex Wellerstein received Ph.D. from the Department of the History of Science, Harvard University, in October 2010. His work focuses on the history of nuclear secrecy in the United States from the Manhattan Project through the War on Terror ("Knowledge and the Bomb: Nuclear Secrecy in the United States, 1939–2008").
John P. White
Member of the Board, Belfer Center for Science and International Affairs
John P. White is the former Robert and Renée Belfer Lecturer at Harvard University's John F. Kennedy School of Government. He has served as a lecturer in public policy at the Kennedy School since 1998.
