Party affiliation: Social Democratic Party of Germany
Member. City Council, Bochum, 1969-1972. Member of Landtag, Nordrhein-Westfalen, 1972-1990. Minister for Federal Matters in Nordrhein-Westfalen, 1978-1980.
Minister for Regional and Town Development, 1980-1985. Minister for Town Development, Housing and Transport, 1985-1990. DeputyChairman, Committee on Economic Community Issues.
Member, Party Executive. since 1986. Chairman, Sozialdemokratische Partei Deutschlands (Social Democratic Party of Germany). sub-district Bochum, 1974-1979. Academic Councillor, 1974.
Chairman, Association, for Promotion of Cooperative Thinking.