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.
Graham Allison
Director, Belfer Center for Science and International Affairs; Douglas Dillon Professor of Government, Harvard Kennedy School
Douglas Dillon Professor of Government, Harvard Kennedy School
Faculty Chair, Dubai Initiative
Member of the Board
Director of Harvard Kennedy School's Belfer Center for Science and International Affairs, Graham Allison has for three decades been a leading analyst of U.S. national security and defense policy with a special interest in terrorism.
Matthew Bunn
Associate Professor of Public Policy; Co-Principal Investigator, Project on Managing the Atom
Member of the Board
Matthew Bunn is an Associate Professor at Harvard University's John F. Kennedy School of Government. His research interests include nuclear theft and terrorism; nuclear proliferation and measures to control it; and the future of nuclear energy and its fuel cycle.
Nicholas Burns
Professor of the Practice of Diplomacy and International Politics, Harvard Kennedy School
Member of the Board, Belfer Center for Science and International Affairs
Faculty Associate, Weatherhead Center for International Affairs
Nicholas Burns is Professor of the Practice of Diplomacy and International Politics. He is Director of the Future of Diplomacy Project and Faculty Chair for the Programs on the Middle East and on India and South Asia. He serves on the Board of Directors of the School’s Belfer Center for Science and International Affairs.
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.
John P. Holdren
Former Director and Faculty Chair, Science, Technology and Public Policy Program
Member of the Board (on leave), Belfer Center for Science and International Affairs
John P. Holdren is on leave to serve as the Assistant to the President for Science and Technology and Director, Office of Science and Technology Policy.
Steven E. Miller
Director, International Security Program; Editor-in-Chief, International Security; Co-Principal Investigator, Project on Managing the Atom
Member of the Board, Belfer Center for Science and International Affairs
Steven E. Miller is Director of the International Security Program, Editor-in-Chief of the quarterly journal, International Security, and also co-editor of the International Security Program's book series, Belfer Center Studies in International Security (which is published by the MIT Press).
Kevin Ryan
Director, Defense and Intelligence Project, Belfer Center for Science and International Affairs
Member, The US-Russia Initiative to Prevent Nuclear Terrorism
Board Member, Belfer Center for Science and International Affairs
Brigadier General (ret.) Kevin Ryan is Director of the Defense and Intelligence Project and a member of the Center's US-Russia Initiative to Prevent Nuclear Terrorism. A career military officer, he has extensive service in air and missile defense, intelligence, US-Russian military relations and political-military policy.
Matthew Bunn
Associate Professor of Public Policy; Co-Principal Investigator, Project on Managing the Atom
Member of the Board
Matthew Bunn is an Associate Professor at Harvard University's John F. Kennedy School of Government. His research interests include nuclear theft and terrorism; nuclear proliferation and measures to control it; and the future of nuclear energy and its fuel cycle.
Matthew Bunn
Associate Professor of Public Policy; Co-Principal Investigator, Project on Managing the Atom
Member of the Board
Matthew Bunn is an Associate Professor at Harvard University's John F. Kennedy School of Government. His research interests include nuclear theft and terrorism; nuclear proliferation and measures to control it; and the future of nuclear energy and its fuel cycle.
