Master of Engineering, University California, 1981. Master of Science in Industrial Management, Linköping (Sweden) Institute of Technology, 1980. Doctor of Philosophy in Production Economics, Linkoping (Sweden) Institute of Technology, 1986.
Lecturer Department Production Economics Linköping Institute of Technology, 1982-1986, assistant professor, since 1986. Consultant Promana, Linköping, since 1982.
President Production-Economics Research in Linköping Foundation, since 1982. Member Swedish Institute Industrial Engineers (vice president 1983, president 1984-1986), Swedish Production and Inventory Control Society, International Society Inventory Research, The International Cim Society.