Académie des Sciences Morales et Politiques (Paris)(4)
Universität Basel. Rektorat(4)
Ecumenical Institute for Advanced Theological Studies (Jerusalem)(2)
Facoltà di teologia di Lugano(2)
Harper and Row Publishers Inc. (New York, NY)(2)
Theologisches Alumneum (Basel)(2)
A. Francke Verlag (Schweiz)(1)
Abbazia Pontificia di San Girolamo (Rom)(1)
Accademia nazionale dei Lincei(1)
Albright College (Reading, Pa.)(1)
Bethany United Protestant Church (West Richland, Wash.)(1)
Calvin College and Seminary (Grand Rapids, Mich.)(1)
Chalet Bergfrieden (Wilderswil/Interlaken)(1)
Columbia Theological Seminary (Decatur, Ga.)(1)
Community Pastoral Counseling and Consultation Center (Park Ridge, Ill.)(1)