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.
![]()
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.
Tom Bielefeld
Associate, Project on Managing the Atom
Tom Bielefeld is a physicist specializing in security policy research and analysis. He is currently pursuing a doctorate in physics with the University of Bremen on "Studies in Nuclear Security: Preventing and Preparing for Nuclear and Radiological 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.
Eben Harrell
Associate, Project on Managing the Atom
Eben Harrell is an associate at the Project on Managing the Atom in the Belfer Center for Science and International Affairs at Harvard Kennedy School. His research interests include nuclear security and safety, nuclear nonproliferation, and the future of nuclear energy and climate change.
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.
Juliette Kayyem
Lecturer in Public Policy
Member of the Board, Belfer Center for Science and International Affairs
Juliette N. Kayyem, the national security and foreign policy columnist for the Boston Globe and on the faculty at the Harvard Kennedy School, has spent nearly fifteen years in counterterrorism, homeland security, and emergency management arena.
R. Scott Kemp
Associate, Project on Managing the Atom
R. Scott Kemp is Assistant Professor of Nuclear Science and Engineering at the Massachusetts Institute of Technology. His primary interest lies with policy issues relating to uranium enrichment.
Martin B. Malin
Executive Director, Project on Managing the Atom
Martin B. Malin is the Executive Director of the Project on Managing the Atom at the Belfer Center. His research focuses on arms control and nonproliferation in the Middle East, U.S. nonproliferation and counter-proliferation strategies, and the security consequences of the growth and spread of nuclear energy.



