Party affiliation: Christian Democratic Union of Germany
Member, District Representatives Assembly, Berlin-Tempelhof, 1979-1983. Member, Berlin House of Representatives, since 1983. Senator for Transport and Industry, Berlin Region, January since 1991.
Deputy Member of Bundesrat, since 1991. Scientific assistant. Free University of Berlin, 1970-1971.
Head of a Research Department, 197276. Scientific Worker, Eastern Europe Institute, Free University of Berlin, 1977-1990. Professor, European Economics College, Berlin, 1990.