Doctor of Laws, University Saarbrücken (Germany), 1972. Doctor of Philosophy, University Saarbrücken (Germany), 1978.
Assistant professor sociology University Saarbrücken, 1972-1977. Visiting professor Northwestern University, Evanston, Illinois, 1972-1973. Professor industrial sociology Technology University Berlin, 1979.
Professor development sociology Ruhr University Bochum, Germany, 1979-1980. Professor sociology University Stuttgart, Germany, 1980-1991. Professor sociology and director Institute Sociology University Kiel, Germany, 1991—2004.
Member German Association Sociology (executive board 1982-1990).
Children: Christina, Maja.