Doctor of Philisophy in Sociology, Trier University, 1978. Master of Arts, Brandeis University, Waltham, Massachusetts, 1975. Doctor of Philosophy, Brandeis University, Waltham, Massachusetts, 1983.
Research fellow University Amsterdam, 1987. Visiting scholar Harvard University, Cambridge, Massachusetts, 1989. Associate professor, culture and media studies Siegen University, Germany, 1992—2002, vice head, collaborative research center, 1995—2000.
Associate professor media and communication Mannheim University, 1994—1996. Full professor mass communication, integrated social science Jacobs University Bremen gGmbh, since 2002. Founder and member jury Initiative News Enlightenment, Germany, since 1997.
Member of European Sociological Association (vice chair, rn mass media and communications 1997—2008, co-chair since 2008).
Married Nelma Regina Leite Paixao, February 22, 1996. 1 child Amanda Victoria.