Dr. Michael O'Hanlon is a senior fellow in Foreign Policy Studies at the Brookings Institution, where he specializes in U.S. defense strategy and budgeting, homeland security, and American foreign policy. He is a visiting lecturer at Princeton University, a member of the International Institute for Strategic Studies, and the Council on Foreign Relations. Dr. O'Hanlon is the author of numerous publications, articles, and op-eds, including books on the military use of space, the crisis on the Korean peninsula, and issues of homeland security and defense strategy. Prior to joining Brookings, Dr. O'Hanlon was an analyst at the Congressional Budget Office, and worked for the Institute for Defense Analysis. He received his bachelor's, master's, and doctoral degrees from Princeton, and served as a Peace Corps volunteer in Congo/Kinshasha (the former Zaire) from 1982-1984, where he taught college and high school physics in French.

Dr. O'Hanlon has authored a number of books on security issues, incuding O’Hanlon has written a number of books, including Hard Power:The New Politics of National Security (with Kurt Campbell), A War Like No Other, about the U.S.-China relationship and the Taiwan issue (with Richard Bush), Protecting the Homeland 2006/2007 (a multi-author volume), Defense Strategy for the Post-Saddam Era, The Future of Arms Control (co-authored with Michael Levi), and Neither Star Wars nor Sanctuary: Constraining the Military Uses of Space. He wrote Crisis on the Korean Peninsula with Mike Mochizuki, and Expanding Global Military Capacity for Humanitarian Intervention, both of which were published in 2003. His most recent books are A Skeptic's Case for Nuclear Disarmament (Brookings, 2010), The Science of War (Princeton University Press, 2009) as well as Budgeting for Hard Power (Brookings, 2009). He is working on books on Afghanistan and the future of nuclear weapons policy, while contributing to Brookings’ Iraq, Pakistan, and Afghanistan indices, at present.