Organization Committee on the Present Danger

Harvard University

US Army Air Corps (WWII)

U.S. National Security Council (Director of East European and Soviet Affairs)

Council on Foreign Relations

Victims of Communism Memorial Foundation

Valdai Discussion Club

Project for the New American Century

Ronald Reagan administration

Bacon, Whipple & Co

Dillon, Read & Co

P. H. Nitze & Co

Washington Center of Foreign Policy Research

Franklin D. Roosevelt administration (1942-1945)

Harry S. Truman administration (1945-1953)

John F. Kennedy administration (1961-1963)

Lyndon B. Johnson administration (1963-1969)

Richard Nixon administration (1969-1974)

Gerald R. Ford administration (1974-1976)

Ronald Reagan administration (1981-1989)