Diploma in physics, University Göttingen, Federal Republic Germany, 1964. Doctor Natural Sciences, University Göttingen, Federal Republic Germany, 1966. Habilitation, University Karlsruhe, Federal Republic Germany, 1972.
Assistant University Göttingen, 1965-1966, University Karlsruhe, 1966-1973, assistant professor, 1975-1977. Research associate European Organization of Nuclear Research, Geneva, 1973-1975. Professor physics University Dortmund, Federal Republic Germany, 1977—2004, dean, 1989-1990.
Professor emeritus, since 2005.
Member German Science Council, 1994—2000. Member German Physical Society (division particle physics chairman 2002-2005), European Physical Society (high energy board 1980-1986, conference board 1980-1986), Restricted European Committee of Future Accelerators (board directors 1992-1995), German Physical Society.
Married Beate Koch, May 27, 1966.