Wisdom-keeper United Nations Conference on Habitat II, 1996. Initiator A.J. Heschel 25th Yohrzeit Observance, 1998. Fellow American Academy Arts and Sciences (colloquium on disarmament 1962).
Member National Writers Union, Fabrangen, National Havurah Committee (board directors 1979-1980, 83-87), P'nai Or (board directors 1984-1993, Aleph board directors 1993-1995), International Coordinator Committee on Religion and Earth (steering committee 1990-1993), Phi Beta Kappa.