Master of Science in Public Administration, University Twente, 1985. Doctor of Philosophy in management science (decision theory), University Twente, 2003.
Researcher University Twente, Enschede, 1985-1988, assistant professor, since 1988. Coursebook writer Open University, Heerlen, Netherlands, 1985—1988. Lecturer Technology, Science, Management Business School, Enschede, since 1988.
Guest lecturer Technology University of Delft, Netherlands, since 2005. Consultant on aviation and defense policy. Consultant on methdol. aspects of management research projects.
Member American Institute of Aeronautics and Astronautics, Dutch Association Aerospace Writers, Dutch Association Aerospace Technology.
Life partner Bernadette Pol, June 4, 1957.