Willard L. Thorp was an economist and academic who served three US Presidents, Franklin D. Roosevelt

Franklin D. Roosevelt

Franklin Delano Roosevelt , also known by his initials, FDR, was the 32nd President of the United States and a central figure in world events during the mid-20th century, leading the United States during a time of worldwide economic crisis and world war...

, Harry S. Truman

Harry S. Truman

Harry S. Truman was the 33rd President of the United States . As President Franklin D. Roosevelt's third vice president and the 34th Vice President of the United States , he succeeded to the presidency on April 12, 1945, when President Roosevelt died less than three months after beginning his...

 and Dwight D. Eisenhower

Dwight D. Eisenhower

Dwight David "Ike" Eisenhower was the 34th President of the United States, from 1953 until 1961. He was a five-star general in the United States Army...

 as an advisor in both domestic and foreign affairs. He helped draft the Marshall Plan

Marshall Plan

The Marshall Plan was the large-scale American program to aid Europe where the United States gave monetary support to help rebuild European economies after the end of World War II in order to combat the spread of Soviet communism. The plan was in operation for four years beginning in April 1948...

 and was also prominent in business and education.

He was Assistant Secretary of State

United States Assistant Secretary of State

In modern times, Assistant Secretary of State is a title used for many executive positions in the United States State Department. A set of six Assistant Secretaries reporting to the Under Secretary for Political Affairs manage diplomatic missions within their designated geographic regions, plus one...

 under Truman for Economic Affairs 1946–1952; A Member of the U.S. delegation serving as special adviser on economic matters at the Paris Peace Conference

Paris Peace Treaties, 1947

The Paris Peace Conference resulted in the Paris Peace Treaties signed on February 10, 1947. The victorious wartime Allied powers negotiated the details of treaties with Italy, Romania, Hungary, Bulgaria, and Finland .The...

 of 1946; special adviser on economic matters at the New York meeting of the Council of Foreign Ministers

Council of Foreign Ministers

Council of Foreign Ministers was an organisation agreed upon at the Potsdam Conference in 1945 and announced in the Potsdam Agreement.The Potsdam Agreement specified that the Council would be composed of the Foreign Ministers of the United Kingdom, the Union of Soviet Socialist Republics, China,...

 in 1946; and American representative to the United Nations General Assembly

United Nations General Assembly

For two articles dealing with membership in the General Assembly, see:* General Assembly members* General Assembly observersThe United Nations General Assembly is one of the five principal organs of the United Nations and the only one in which all member nations have equal representation...

, 1947–48.

He came under great strain and eventually resigned during the McCarthy

Joseph McCarthy

Joseph Raymond "Joe" McCarthy was an American politician who served as a Republican U.S. Senator from the state of Wisconsin from 1947 until his death in 1957...

'witch-hunt' investigations into alleged Communists 1950–1954.