He served as a member of the Board of Overseers of his `` alma mater , '' Harvard University ( 1960 -- 1965 ) , as a member of the board of the Institute of International Education , and as a trustee of Oberlin College , Lincoln University , and New Lincoln School .
He served as a member of the Board of Overseers of Harvard Univesity ( 1960 -- 1965 ) , which is the university that he graduated from . He also served as a member of the board of the Institute of International Education , and as a trustee of Oberlin College , Lincoln University , and New Lincoln School .