The Honorable David Gergen is a senior political analyst for CNN and has served as an adviser to four U.S. Presidents. He is a Professor of Public Service and the Director of the Center for Public Leadership at the Harvard Kennedy School. In 2000, he published the best-selling book, Eyewitness to Power: The Essence of Leadership, Nixon to Clinton. Gergen got his start in public life as a speech writer in the Nixon White House. He went on to serve as Director of Communications for Gerald Ford and Ronald Reagan and as an adviser to Bill Clinton and to the 1980 George H.W. Bush Presidential campaign. Gergen contributes to the U.S. News & World Report as Editor-at-Large and appears frequently on CNN as a political analyst. He sits on many Boards, including Teach for America, the Aspen Institute, and Duke University. Gergen holds degrees from Yale (BA, 1963) and Harvard Law School (LLB, 1967). He served as an officer in the U.S. Navy from 1967-1971.