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
Richard Rockefeller Richard Rockefeller Richard Gilder Rockefeller (January 20, 1949 – June 13, 2014) was a family physician in Falmouth, Maine who practiced and taught medicine in Portland, Maine, from 1982 to 2000. Rockefeller was born on January 20, 1949 and was a son of Margaret (née McGrath) Rockefeller and banker David Rockefeller. He was also a grandson of American financier John D. Rockefeller Jr., and a great-grandson of American business magnate and philanthropist John D. Rockefeller Sr. Rockefeller obtained an undergraduate degree from Harvard University, a master's degree in Education, and a medical degree from Harvard Medical School. He was chairman