David Halperin is Senior Vice President at the Center for American Progress and the Director of Campus Progress, the Center's comprehensive effort to strengthen progressive voices on college and university campuses nationwide and empower new generations of leaders.

Recently, Halperin also has worked as a consultant and attorney, advising other organizations on policy, strategy, communications, organizing, and legal matters. These groups include Public Citizen, Greenpeace, Democracy for America, Consumer Project on Technology, and Community Rights Counsel.

Halperin previously worked as: senior policy advisor and speechwriter for Governor Howard Dean's presidential campaign (2003-04); founding executive director of the American Constitution Society (2001-03); Special Assistant for National Security Affairs and speechwriter to President Bill Clinton (1997-2000); fellow of the Harvard Law School Berkman Center for Internet & Society (1997); legal and policy advisor to Ralph Nader (1995-97); solo legal practitioner and legal associate to Professor Laurence Tribe (1991, 1994-97); co-founder of the Internet company Progressive Networks (now RealNetworks) (1993-94); counsel to the Senate Intelligence Committee (1991-93); law clerk to U.S. District Judge Gerhard Gesell (1989-91); research assistant to Robert McNamara (1985-86); and research analyst at the Arms Control Association (1984-86).

Halperin's writings, on topics including national security policy, legal and government ethics, and civil liberties, have appeared in publications including The New York Times, The Washington Post, The New York Times Magazine, The Nation, The National Law Journal, Foreign Policy, and The Georgetown Journal of Legal Ethics. He graduated from Yale College and Yale Law School.