Organization Harvard Institute of Politics

Kennedy Library Foundation (president)

Commission on Presidential Debates (director)

NAACP Legal Defense and Educational Fund (director)

American Ballet Theatre (Honorary Chairman)

United States Department of State (formerly)

Search for Common Ground

Young Americans for Freedom (founder)

Institute on Political Journalism, George Washington University

Philadelphia Society

Hoover Institution

Heritage Foundation

Republican Party

Manhattan Institute

Eagleton Institute of Politics

American Enterprise Institute

American Conservative Union

Lehrman Bell Mueller Cannon

American Principles Project