Robert Michael "Bob" Gates (born September 25, 1943) is an American politician, scholar, and university president who served as the 22nd United States Secretary of Defense from 2006 to 2011. Gates initially began his career serving as an officer in the United States Air Force but was quickly recruited by the CIA. Gates served for 26 years in the Central Intelligence Agency and the National Security Council, and was Director of Central Intelligence under President George H. W. Bush. After leaving the CIA, Gates became president of Texas A&M University and was a member of several corporate boards. Gates served as a member of the Iraq Study Group, the bipartisan commission co- chaired by James A. Baker III and Lee H. Hamilton, that studied the lessons of the Iraq War.