David Rockefeller his graduate studies, he received a Ph.D. from the University of Chicago in 1940. After completing his studies in Chicago, he became secretary to New York Mayor Fiorello La Guardia for eighteen months in a "dollar a year" public service position. Although the mayor pointed out to the press that Rockefeller was only one of 60 interns in the city government, his working space was, in fact, the vacant office of the deputy mayor. From 1941 to 1942, Rockefeller was assistant regional director of the United States Office of Defense, Health and Welfare Services. Rockefeller enlisted in the U.S. Army
Godfrey A. Rockefeller Florida, where he also owned a home, the Gibson Island community honored him by flying their flag at half-mast. Godfrey's first marriage to Constance Hamilton Wallace ended in divorce. He was then married to Margaret "Margo" Kuhn Rockefeller for fifty three years; she died in 2009, a year before his death. He is survived by four children and several grandchildren. Godfrey A. Rockefeller Godfrey Anderson Rockefeller, Sr. (May 22, 1924 – January 22, 2010) was an American aviator. He was the eldest son of Godfrey Stillman Rockefeller (1899–1983) and Helen Gratz. He is best known for his environmental interests and