Achieve, Inc.

Annenberg Institute for School Reform

Annie E. Casey Foundation

The Business Roundtable

California Teachers Association

California Public Education Partnership

Center for the Future of Teaching and Learning

Citizen's Committee for Children, NY

Council for the Advancement and Support of Education

Council for Exceptional Children

Education Commission of the States

Educational Development Center

Education Week

Emily Hall Tremaine Foundation

Harvard University

Illinois State Board of Education

Independent Education Services

Kids Count

Macalester College

Modern Language Association

Nathan Cummings Foundation

National Association of Elementary School Principals

National Association of Independent Schools

National Center for Education and the Economy

National Education Association

National League of Cities

National School Boards Association

National School Boards Foundation

New American Schools Development Corporation

National Writing Project

Ohio Board of Education's Task Force on Quality High Schools

Ohio Governor's Commission on Teaching Success

Ohio Governor's Task Force on Financing Student Success

Orange County (Florida) Public Schools

Sidwell Friends School

The Partnership for Kentucky School Reform

The Colorado Foundation for Families and Children

Teach for America

University of California, San Francisco

Wisconsin Education Association Council

Zero to Three National Center for Infants, Toddlers, and Families

Civil rights and good government

Advancement Project

American Civil Liberties Union

Amnesty International

Common Cause

The Constitution Project

Justice at Stake

League of United Latin American Citizens

NAACP Legal Defense Fund

National Legal Aid and Defender Association

National Association of Women Judges

New York Immigration Coalition

NOW Legal Defense and Education Fund

Open Society Institute

Pennsylvanians for Modern Courts

Planned Parenthood Federation of America

Youth Law Center 

Environment, smart growth and housing

American Society of Plant Physiologists

Biodiversity Project

Brainerd Foundation

Clean Wisconsin

Conservation International

C.S. Mott Foundation

Flathead Conservation Roundtable

Greenpeace, U.S.A.

Housing Illinois

Joyce Foundation

Kendall Foundation

Michigan Environmental Council

Michigan LCV

Mineral Policy Center

National Audubon Society

National Trust for Historic Preservation

National Wildlife Federation

The Nature Conservancy

New Jersey Future

NYPIRG

Pew Charitable Trusts

Pew Wilderness Center

Save Our Wild Salmon

Sierra Club Legal Defense Fund

Smart Growth America

The Sonoran Institute

State Environmental Leadership Program

Surface Transportation Policy Project

Union of Concerned Scientists

W. Alton Jones Foundation

Western Organizations of Resources Councils

World Resources Institute

Health, science and aging

Alliance for Aging Research

AARP

American College of Physicians

American Psychological Association

American Society for Cell Biology

Digital Future Coalition

Families,U.S.A.

National Alliance for the Mentally Ill

W. K. Kellogg Foundation

Reproductive rights, human rights, and international affairs

Catholics for Free Choice

Catolicas para el derecho de decidir

Centro de Estudios Públicos, Santiago de Chile

Communication Consortium Media Center

InterAction

International Women's Health Coalition

IPAS

Joint Emergency Campaign

New Israel Fund

Overseas Development Council

Packard Foundation

Pew Charitable Trusts

Planned Parenthood Federation of America

Population Connection/Zero Population Growth

RAND

Rockefeller Foundation

Women's Lens on Global Issues

Corporate and legal

Banque Paribas

Center for Children’s Law and Policy

Chemical Bank

J.J. Merck & Co.

Lehman Brothers, Inc.

Milberg, Weiss, Bershad, Hynes & Lerach

O'Melveny & Myers

Sun Microsystems

Government research

Congressional Bipartisan Commission on Entitlement Reform

U.S. Census Monitoring Board

City of Flint, Michigan

District of Columbia Financial Responsibility and Management Assistance Authority

U.S. Federal Aviation Administration

U.S. Census Bureau

U.S. Department of Education

U.S. Department of Transportation

U.S. Information Agency

Media

ABC News

Andiarios, a Colombian newspaper consortium

Austin American-Statesman

CBS News

Education Week

El Tiempo (Bogota)

Foreign Policy Magazine

Fort Worth Star-Telegram

The Los Angeles Times

New York One Television, New York City

The New York Times

The San Antonio Express-News

Univision, with Bendixen & Associates

The Washington Post

Political campaigns

Alliance for a Better California, 2005

Bruce Babbitt 1988 Presidential campaign

Cook County Board President John Stroger, IL

D.C. Councilwoman Kathy Patterson

Democratic Congressional Campaign Committee

Democrats for the 90s

Democrats for Montgomery County, MD

Clinton-Gore 1992, New Mexico campaign

Clinton-Gore 1992, November Group, OH

Connecticut Senate Democratic Leadership

Gore for President 2000

No on Amendment A, South Dakota, 2002

U.S. Senator Alan Cranston (D-CA)

U.S. Rep. George Miller (D-CA)

U.S. Rep. Lynn C. Woolsey (D-CA)

Yes on Amendment E, South Dakota, 1998