Diploma in economics, University Hamburg, 1963. Doctor Economics, University Hamburg, 1966.
Research assistant Graduate School for Economics and Politics University Hamburg, 1963-1965. Town planner Metron, Brugg, Switzerland, 1966-1967. Assistant research economist Graduate School Business Administration, University of California at Los Angeles, 1968-1969.
Professional United Nations Economic Commission for Europe, Geneva, 1969-1974. Director Institute for Housing and Environmental, Darmstadt, German, since 1974. Visiting scholar Center Real Estate and Urban Economics University California, Berkeley, 1967-1968.
Member committee experts German Social Democratic Party, Bonn, since 1979, Christian Democratic Party, Bonn, since 1987. Member several professional groups in housing, urban and regional planning, and environmental.
Children: Wiebke, Maren.