American College of Cardiology

American Constitution Society for Law and Policy

American Federation of Government Employees

Acquisition Solutions Incorporated

Booz Allen Hamilton

Carr-Lowry Corporation

Choice USA

Corporation for Public Broadcasting

C-SPAN Cable Network

Equal Justice Works

Discovery Communications

Family and Child Services of Washington, DC

Fannie Mae

Fannie Mae Foundation

Gallaudet University

Georgetown University Law School

Georgetown University Medical Center

Gettysburg College

Higher Achievement Program

International Monetary Fund

Johns Hopkins Health Systems

Lockheed Martin

MedImmune

Montgomery College

National Association of Public Hospitals

National Coalition for Cancer Survivorship

National Cooperative Bank Development Corporation

National Rural Electric Cooperative Finance Corporation

New York University Medical Center

Pearson

Pediatric Care Center

Pension Benefit Guarantee Corporation

People for the American Way

Planned Parenthood Federation of America

Planned Parenthood of Metropolitan Washington

Potomac Valley Orthopedic Center

Price Waterhouse Coopers, LLC

Public Broadcasting Service (PBS)

Responsible Endowment Coalition

Science Applications International Corporation (SAIC)

The American University, Washington, D.C.

The Neurology Center, Inc.

The World Bank

University of Maryland