David Richmond Gergen is an American political commentator and former presidential adviser who served during the administrations of Richard Nixon, Gerald Ford, Ronald Reagan, and Bill Clinton. He is currently a senior political analyst for CNN and a professor of public service and co-director of the Center for Public Leadership at the Harvard Kennedy School. Gergen is also the former editor at large of U.S. News and World Report and a contributor to CNN.com and Parade Magazine. He has twice been a member of election coverage teams that won Peabody awards—in 1988 with MacNeil–Lehrer, and in 2008 with CNN.