Derek Chollet is Executive Vice President and Senior Advisor for security and defense policy at The German Marshall Fund of the United States. He served in senior positions during the Obama administration at the White House, State Department, and Pentagon, most recently as the assistant secretary of defense for international security affairs. He is a contributing editor to Foreign Policy, where he coedits ‘Shadow Government,’ and is an advisor to Beacon Global Strategies, and an Adjunct Senior Research Scholar at Columbia University’s Saltzman Institute of War and Peace Studies. His most recent book is The Long Game: How Obama Defied Washington and Redefined America’s Role in the World, and his next book is about the shared foreign policy legacy of Dwight Eisenhower, George H.W. Bush and Barack Obama.
Expertise: Defense, Diplomacy, Europe, Middle East, Russia