Diploma in Engineering, University Erlangen-Nürnberg, Germany, 1980. Doctor Engineering, University Erlangen-Nürnberg, Germany, 1984.
Science assistant Institute Materials Science, U. Erlangen-Nürnberg, 1980-1984; head materials testing laboratory, U. Erlangen-Nürnberg, 1984-1993; senior engineer, associate professor, U. Erlangen-Nürnberg, 1990-1993; professor, Institute Materials Technology, Siegen, Germany, since 1993. Visiting research associate professor of University Illinois, Urbana-Champaign, 1991-1992.
Member German Materials Society (chairman work group on fatigue of materials).
Married Angela Leibold, September 13, 1984. Children: Sebastian, Bianca, Annica.