Company, Inc. 1961–1969 Member, board of trustees, Ithaca College 1961–1975; chairman, executive committee 1966; chairman of the board 1967–1970; honorary trustee 1975–1990 Member, board of trustees, Mills College of Education 1962–1964 Member, Council of American Geographical Society 1962–1965 Member, board of trustees, Franklin Book Programs 1962–1967; vice chairman 1965 Member, board of trustees, Briarcliff College 1962–1967 Chairman, governor's Committee on New Jersey Higher Education 1963–1964 Member, board of directors, The American Academy of Political and Social Science 1963–1965 Chairman of the board, New York Institute of Finance 1963–1965 Member, Harvard Visiting Committee for Biology 1963–1970 Member, board of trustees, Guggenheim Foundation 1963–1977; chairman 1975–1977 Member, board of directors, African-American Chamber of Commerce 1964–1969 Member, board of directors, M. Lowenstein and Sons 1965–1973 Member, board of directors, Random House, Inc. 1966–1970; chairman, executive committee 1967–1969 Member, board of directors, The L. W. Singer Company, Inc. 1967–1970 Member, education committee, U.S. Chamber of Commerce 1967–1970 Member, Computer Science Advisory Committee, Stanford University 1967–1971 Member, governor's Commission on Public Broadcasting in New Jersey 1968 Member, board of managers, the Franklin Institute 1968–1971 Member, board of trustees, Dropsie University, 1970–1975 Member, board of directors, National Association of Educational Broadcasters 1970–1975 Chairman, Phi Beta Kappa Bicentennial Fellows 1976 Member, Finance and investment committee, Hamilton Trust Fund 1933–1938 Fellow, Cooperative Study in General Education 1939 Chairman, Seminar on College Mathematics Teaching, University of Chicago 1939–1940 Member, War Policy Committee of Mathematicians 1939–1942 Educational Consultant, Rinehart Publishing Company 1945–1949 Chairman, section on Teaching and History of Mathematics, International Congress of Mathematicians 1950 American Council of education committee on TV 1952–1956 Member, Joint Council on Educational TV 1952–1956 Member, National Commission on Standards of Education and Experience for CPAs 1954–1956 Chairman of the committee that created Educational TV, later to be renamed Public TV Member, Council of College of Home Economics of Cornell University 1955–1958 Board Member, Metropolitan Educational TV Association, Inc. 1955–1959; chairman 1955–1958 Member, board of trustees, New York University 1955–1962 Board Member, International House of New York 1956–1962 Charter Member, National Honorary Advisory Council for Institute of Latin American Studies 1957 Chairman of the board, Town Hall, Inc. 1957–1958 Member, New York Chamber of Commerce 1957–1961 Member, board of trustees, Grant Monument Association 1957–1970 Council of Higher Educational Institutions in New York City 1958–1960; president 1958–1960 Chairman, AAU Committee on Urban Renewal 1958–1960 Member of board of governors of the Hundred Year Association of New