Doctor of Philosophy, Albert Ludwigs Universitaet, Freiburg, 1969.
Professor University Duisburg, Germany, 1979—1986. Professor, director department philosophy Westfaelische Wilhelms Universitaet, Muenster, Germany, since 1986. Visiting professor Princeton (New Jersey) University, 1976, Emory University, Atlanta, 1986.
Expert German Research Association, Bonn, Germany, 1988—1992. Co-director German Reference Centre Bioethics, Bonn, since 1998. Counselor Ethics Council German Federal Ministry Health, Bonn/Berlin, 1999—2002.
Chairman Central Ethics Committee for StemCell Research. Vice-chairman Special Research Program Symbolic Communications and Social Value Systems, Muenster, 2000—2002.
Member of German Medical Association (board directors central ethics committee), Institute of Science and Ethics (board directors 1996—2002), German Philosophical Association 1996—2002, Bavarian Academy of Sciences (life), Academy of Sciences Northrhine Westphalia (life.
Married Elke Elisabeth Pohlendt, October 19, 1968. Children: Georg, Johannes.