hiː wʌz ᵻlˈɛktᵻd tə ðɪ ɐkˈædeɪmi dˈɛs sˈaɪənsᵻz mɚɹˈælz ˈɛt pˌɑːlɪtˈiːks ɪn nˈaɪntiːnhˈʌndɹɪd sˈɛvənti nˈaɪn, sˈɜːvɪŋ æz ɪts pɹˈɛzɪdənt ɪn nˈaɪntiːnhˈʌndɹɪd nˈaɪnti wˈʌn.
He was elected to the Académie des sciences morales et politiques in 1979, serving as its president in 1991.