Degree in Philosophy, Leuven University, 1964. Degree in Economics and Sociology, Cologne University, 1968. Doctorate, Konstant University, 1973.
Doctorate (honorary), Stockholm University, 2004. Doctorate (honorary), Bern University, Switzerland, 2006.
Professor University Mannheim, Germany, 1980—2006. Director Mannheim Center for European Social Research, Germany, 2002—2005.
Member of German Sociological Association (member of council 1980-1988), European Consortium for Sociological Research (president 1997—2003).
Married Gislinde Kümmel.