fɹʌm nˈaɪntiːnhˈʌndɹɪd sˈɪksti tˈuː tə nˈaɪntiːnhˈʌndɹɪd sˈɪksti θɹˈiː, hiː wʌzðɪ ɐsˈɪstənt sˈɛkɹətɹi ʌvðə smɪθsˈoʊniən ˌɪnstɪtˈuːʃən ænd ɐ pɹˈoʊɡɹæm dᵻɹˈɛktɚɹ ʌvðə nˈæʃənəl sˈaɪəns faʊndˈeɪʃən.
From 1962 to 1963, he was the Assistant Secretary of the Smithsonian Institution and a program director of the National Science Foundation.