| 1937 |
Oscar D. Skelton, Undersecretary for Foreign Affairs for Dominion of Canada |
| 1938 |
John Langdon Davies, London. |
| 1939 |
Francis B. Sayre, former High Commissioner to the Philippines |
| 1940 |
T.V. Smith, Member of Congress and Professor of Philosophy at the University of Chicago |
| 1941 |
Count Carlo Sforza, of Italy; former Ambassador to China, to Turkey, and to France, and subsequently Italian Minister of Foreign Affairs |
| 1942 |
Samuel Guy Inman, Lecturer on Latin American Relations at University of Pennsylvania and Yale University |
| 1946 |
Winston Churchill, former Prime Minister of Great Britain |
| 1949 |
Reinhold Niebuhr, Professor of Applied Christian Ethics, Union Theological Seminary, NY |
| 1949 |
J. C. Penney. Merchant. |
| 1950 |
Roscoe Pound, Dean Emeritus of Harvard Law School |
| 1953 |
Charles H. Malik, Ambassador of Lebanon |
| 1954 |
Harry S. Truman , former President of the United States |
| 1954 |
Guy E. Snavely, former Executive Secretary of the Association of American Colleges |
| 1956 |
Stanley N. Barnes, Circuit Judge, United States Court of Appeals, Ninth Circuit |
| 1957 |
William Yandell Elliott, Williams Professor of Government at Harvard University |
| 1958 |
Dr. Edward McCrady, Vice Chancellor & President of the University of the South |
| 1960 |
The Rt. Hon. The Viscount Hailsham, Q.C., Lord Privy Seal. London, England |
| 1961 |
Dr. Lin Yutang, noted Chinese author, New York City |
| 1962 |
Henry R. Luce, Editor, in Chief of Time, Life, et al, New York City |
| 1962 |
Frederick R. Kappel, Chairman of the Board of American Telephone & Telegraph Company, New York City |
| 1963 |
M. Max Kohnstamm, Vice President of Action Committee for the United States of Europe, Brussels, Belgium |
| 1964 |
Sir George Paget Thomson, Nobel Prize winning physicist for work in electrons. Past President British Association for the Advancement of Science, Cambridge, England |
| 1965 |
Andre Philip, former Minister of Finance in France and leading international trade expert, St. Cloud, France |
| 1965 |
Joseph C. Wilson, President of Xerox Corporation, Rochester, New York |
| 1966 |
Kim Jong Pil, Chairman, Democratic Republic Party of Korea. Seoul, Korea |
| 1967 |
Hubert H. Humphrey, Vice President of the United States, Washington, D.C. |
| 1968 |
Dr. Franc L. McCluer, former President of Westminster College, President Emeritus of Lindenwood College |
| 1968 |
The Rt. Hon. The Lord Snow. Author. Scientist. Teacher. London, England |
| 1971 |
The Rt. Hon. The Lord Harlech, former British Ambassador to the United States and television executive in Great Britain |
| 1972 |
The Rt. Hon. Robert H. Finch, Counselor to the President. Former Lieutenant Governor of California and Secretary of H.E.W. |
| 1972 |
General Avraham Yoffee, Director, Nature Reserves Authority. General Israeli Army |
| 1974 |
J. William Fulbright, Senator in the United States Congress and Chairman of the Committee on Foreign Relations |
| 1976 |
Clarence M. Kelley, Director of the Federal Bureau of Investigation |
| 1977 |
Ardeshir Zahedi, Ambassador from Iran |
| 1977 |
Gerald R. Ford, President of the United States |
| 1980 |
Griffin B. Bell, former Attorney General of the United States |
| 1980 |
Clare Boothe Luce, former American Ambassador to Italy and member of the U.S. House of Representatives |
| 1982 |
Edward Heath, former Prime Minister of Great Britain |
| 1983 |
Caspar Weinberger, U.S. Secretary of Defense |
| 1983 |
William J. Casey, Director of Central Intelligence |
| 1986 |
George Bush, Vice President of the United States |
| 1987 |
Paul Ricoeur, Philosopher/Professor Emeritus, University of Chicago |
| 1987 |
The Rt. Rev. and Rt. Hon. Graham Leonard, Bishop of London |
| 1990 |
Claiborne Pell, Senator in the United States Congress and Chairman of the Committee on Foreign Relations |
| 1992 |
Peter H. Raven, Biologist, Director, Missouri Botanical Garden |
| 1992 |
Mikhail Gorbachev, former Soviet President |
| 1993 |
The Hon. Robert S. Strauss, former U.S. Ambassador to Russia |
| 1996 |
The Rt. Hon. The Baroness Thatcher, L.G., O.M., F.R.S., former Prime Minister of Great Britain |
| 1998 |
The Hon. Lech Walesa, former President of Poland |
| 2001 |
Barry McCaffrey, former Director of the White House Office of National Drug Control Policy |
| 2002 |
Congressman Tom DeLay, House Majority Whip and Representative, 22nd District, Texas |
| 2003 |
Consumer Advocate and former Presidential candidate Ralph Nader |