Diploma in Engineering, Moscow Institute of Technology, 1970. Doctor of Engineering, University Merseburg, Germany, 1975. Doctor of Science, University Merseburg, Germany, 1979.
University assistant, U. Merseburg, 1970-1975; scientist, U. Merseburg, 1975-1981; scientist, International Institute Applied Systems Analysis, Laxenburg, Austria, 1981-1984; professor, Institute of Informatics, Berlin, 1984-1986; professor, U. Dortmund, Germany, 1987-1988; professor, U. Siegen, Germany, since 1988; dean of faculty, U. Siegen, Germany, 1993-1995; vice president, U. Siegen, Germany, since 1997.
Married Monika Schaarschmidt, February 1, 1969. Children: Juliane, Thomas.