General John Allen currently serves as the eighth president of the Brookings Institution. He is a retired U.S. Marine Corps four-star general and former commander of the NATO International Security Assistance Force and U.S. Forces in Afghanistan. Prior to his role at Brookings, General Allen served as senior advisor to the secretary of defense on Middle East Security and as special presidential envoy to the Global Coalition to Counter ISIL. General Allen is the first Marine to command a theater of war, as well as the first Marine to be named commandant of midshipmen for the U.S. Naval Academy.
He holds a Bachelor of Science in operations analysis from the U.S. Naval Academy, a Master of Arts in national security studies from Georgetown University, a Master of Science in strategic intelligence from the Defense Intelligence College, and a Master of Science in national security strategy from the National Defense University.