are, respectively, the Victor S. Thomas Professor of Government and Sociology at Harvard University, and the Clinton Rossiter Professor of American Institutions at Cornell University….

is a lecturer on history and assistant director of undergraduate studies in history at Harvard University….

has written extensively about insurgency and the future of war since the mid-1980's. He retired from the Marine Corps as a colonel in 2005 and is currently a doctoral student in history at Oxford….

served in the State Department's human rights bureau in the Clinton Administration and is now a fellow at the Van Leer Institute and at the Jewish People Policy Planning Institute….

is the Washington bureau chief for Salon.com and is covering his eighth presidential campaign….

is the president of the Progressive Policy Institute….

is the Ezra Zilkha Chair and senior fellow in the Governance Studies Program at the Brookings Institution and College Park Professor at the University of Maryland. From 1993 to 1995 he served as deputy assistant to the president for domestic…

is director of research at the Brookings Doha Center and a fellow at the Saban Center for Middle East Policy at the Brookings Institution….

is a senior editor at Foreign Affairs….

is a senior analyst with the Information Technology and Innovation Foundation….