Derek Chollet is executive vice president and senior advisor for security and defense policy at The German Marshall Fund of the United States (GMF), and author of the book, The Long Game: How Obama Defied Washington and Redefined America’s Role in the World (PublicAffairs, 2016).  He is a contributing editor to Foreign Policy, where he coedits “Shadow Government,” and is a regular contributor to Defense One.  He is also an advisor to Beacon Global Strategies and an adjunct senior research scholar at Columbia University’s Saltzman Institute of War and Peace Studies.

From 2012-15, Chollet was the U.S. assistant secretary of defense for international security affairs, where he managed U.S. defense policy toward Europe (including NATO), the Middle East, Africa, and the Western Hemisphere. In that role, he was a senior advisor to two secretaries of defense, Leon Panetta and Chuck Hagel.

Prior to joining the Pentagon, Chollet served at the White House as special assistant to the president and senior director for strategic planning on the National Security Council Staff.  From 2009-11, he was the principal deputy director of Secretary of State Hillary Clinton’s Policy Planning Staff. From November 2008 to January 2009, he was a member of the Obama-Biden presidential transition team.

During the Clinton administration, Chollet served as chief speechwriter for UN Ambassador Richard Holbrooke, and as special adviser to Deputy Secretary of State Strobe Talbott. From 2002-04, Chollet was foreign policy advisor to U.S. Senator John Edwards (D-NC), both on his legislative staff and during the 2004 Kerry-Edwards presidential campaign.

Chollet has been a fellow at the Center for a New American Security (CNAS), the Brookings Institution, the Center for Strategic and International Studies (CSIS), and the American Academy in Berlin. He has been a visiting scholar and adjunct professor at The George Washington University and an adjunct associate professor at Georgetown University.  He also assisted former Secretaries of State James A. Baker III and Warren Christopher with the research and writing of their memoirs.

Chollet is author, co-author or co-editor of six other books on U.S. foreign policy, including The Road to the Dayton Accords: A Study of American Statecraft (Palgrave Macmillan, 2005), America Between the Wars: From 11/9 to 9/11, co-authored with James Goldgeier (PublicAffairs, 2008), and The Unquiet American: Richard Holbrooke in the World, co-edited with Samantha Power (PublicAffairs, 2011), and his commentaries and reviews on U.S. foreign policy and politics have appeared in many other books and publications.

He is the recipient of numerous honors and awards, including the U.S. Department of Defense Medal for Distinguished Public Service, the U.S. Secretary of Defense Medal for Outstanding Public Service, the U.S. State Department Superior Honor Award, the Latvia Minister of Defense Medal of Honorary Recognition, and the Lithuania Minister of Defense Medal of Merit.