Arthur Dean

Who was Arthur Dean?

Arthur Hobson Dean was a New York lawyer and diplomat who was viewed as one of the leading corporate lawyers of his day, as well having served as a key advisor to numerous U.S. presidents.

Dean was Chairman and Senior Partner of Sullivan & Cromwell, where he worked closely with John Foster Dulles. He was the chief U.S. negotiator at Panmunjeom where he helped negotiate the treaty that ended the Korean War, and also helped draft and negotiate the Nuclear Test Ban Treaty in 1963. Dean was a member of the Council on Foreign Relations, the Asia Society and served as a delegate to the United Nations. He was a member of the Steering Committee of the Bilderberg Group.

An Ithaca, New York native, Dean was educated at Ithaca High School and then Cornell University where, after taking time off to serve in the United States Navy during World War I, he received both a bachelor's and LL.B degree, in 1921 and 1923, respectively, and was the managing editor of the Cornell Law Quarterly Dean's official papers are maintained at Cornell University Library, of which he was a major patron.