Diploma physics, University Mainz, Germany, 1965. Doctor of Natural Sciences, University Münster, Germany, 1969.
Research assistant, ISAS (Institute für Spektrochemie), Dortmund, Germany, 1965-1969; member of staff, IABG, Trier, Germany, 1969-1970; member of staff, Daimler-Benz, Stuttgart, Germany, 1970-1971; professor, Polytechnic U., Mannheim, Germany, since 1971; head department computer science, Polytechnic U., Mannheim, Germany, 1975-1981; head Institute Expert Systems, Polytechnic U., Mannheim, Germany, since 1988.
Member Association for Infor., Computer Society of Institute of Electrical and Electronics Engineers, American Association for Artificial Intelligence.
Married Marlies Jung, August 22, 1966. Children: Susanne, Michael.