is director of the University of Virginia's Center for Politics and the author of A More Perfect Constitution: 23 Proposals to Revitalize Our Constitution and Make America A Fairer Country….

is a senior fellow at the Center for American Progress and a senior adviser to the Center for Defense Information. He served as an assistant secretary of defense in the Reagan Administration….

are, respectively, the President Emeritus of the Council on Foreign Relations, a former New York Times columnist, and a former senior official at State and Defense; and a research associate at the Council on Foreign Relations….

is a senior fellow at the Hoover Institution and author of The Spirit of Democracy: The Struggle to Build Free Societies Throughout the World….

is the Bernard L. Schwartz Chair of International Economics and vice president and director, Global Economy and Development at the Brookings Institution….

, an attorney and former Clinton White House and Pentagon official, is the author of AWOL: The Unexcused Absence Of America's Upper Classes from the Military ó And How It Hurts Our Country, co-authored by Frank Schaeffer….

is a professor of history at Ohio University and author, most recently, of Upton Sinclair and the Other American Century….

is Professor of History and director of the Center on Philanthropy and Civil Society at the Graduate Center, City University of New York….

, who writes on national politics for The New York Times Magazine, is the author of The Argument: Inside the Battle to Remake Democratic Politics….

, a former assistant secretary in the Department of Health and Human Services, is the Thornton Bradshaw Professor of Public Policy and Management at the John F. Kennedy School of Government at Harvard University….