Acton Institute, Alexis de Tocqueville Institution, American Constitutional Law Foundation, American Foreign Policy Council, American Freedom Center, Anderson Economic Group, Annenberg Public Policy Center, Applied Information Resources, Aspen Institute, Association for the Study of Ethnicity and Nationa

Belcher Foundation, Brookings Institution, Buckeye Institute, The Beacon Hill Institute for Public Policy Resear

C.D. Howe Institute, Canada West Foundation, Canadian Foundation for the Americas (FOCAL), Carey Center for Democratic Capitalism, Carnegie Council on Ethics and International Affai, Cascade Policy Institute, Cato Institute, Center for Economic and Policy Research, Center for National Policy, Center for Policy Alternatives - StateAction.org

Demos, Discovery Institute, Drum Major Institute

E.K.O.M.E., Economic Policy Institute, Edmund G. "Pat" Brown Institute of Publi, Employment Policy Foundation, Entertainment Industries Council, Inc., Ethan Allen Institute Home Page, Ethics and Public Policy Center, European Jewish Congress / Congrès Juif Européen, Evergreen Freedom Foundation

Family First, Fraser Institute, Free Congress Foundation

Georgia Public Policy Foundation, Georgian Foundation for Strategic and Internationa, Gerster Consulting, Goldwater Institute, Grassroot Institute of Hawaii, Great Plains Public Policy Institute, The George C. Marshall Institute

Heartland Institute, Heritage Foundation, Hoover Institution, Hudson Institute

Independence Institute, Institute for American Values, Institute for Contemporary Studies, Institute for Global Excellence (InstiGlobe), Institute for Liberty and Democracy, Institute for Policy Research & Development, Institute for Policy Studies, Institute for Women's Policy Research, Institute of Economic Affairs, Institute of Science, Technology and Public Policy

Joint Center for Political and Economic Studies, The James Madison Institute, The John M. Ashbrook Center for Public Affairs, The Josiah Bartlett Center for Public Policy

Kaliningrad Region Development Association of Inte

Levy Economics Institute, The Locke Institute

Mackinac Center for Public Policy, Manhattan Institute, Manpower Demonstration Research Corporation, Marshall Institute, Massachusetts Institute for a New Commonwealth, Mathematica Policy Research, McGregor Consulting Group, Mercatus Center, Milken Institute, Morrison Institute for Public Policy

National Center for Policy Analysis, National Institute for Labor Relations Research, National Legal Foundation, National Social Norms Resource Center, Nautilus Institute for Security and Sustainable De, Nelson A. Rockefeller Institute of Government, Nevada Policy Research Institute, New America Foundation, New Jersey Policy Perspective, New Policy Institute

Ohio Roundtable and Ohio Freedom Forum, Oregon Center for Public Policy, Oregon Progress Forum

Pacific Research Institute, Palmetto Institute, Pioneer Institute, Policy Development, Political Research Associates, Progressive Policy Institute, Project California, Public Interest Institute, Public Policy Forum, Public Policy Institute of California

Quixote Center for faith-based social justice

Rand Corporation, Reason Foundation, Reason Public Policy Institute, Research Forum on Cuba, Research Unlimited, Rooman Klubin Suomen Yhdistys (FICOR)

Samuel Neaman Institute, Sharif Think Tank, Social Policy Research Associates, South Carolina Policy Council Education Foundation, Sutherland Institute, The Simple Society

Today Foundation, Transnational Institute

The Urban Institute

Virginia Institute for Public Policy

The Weidenbaum Center, Wildflowers Institute, Woodrow Wilson International Center for Scholars