Master of Science in Horticulture, Swedish University Agricultural Sciences, 1985. Doctor in Agriculture, Swedish University Agricultural Sciences, 1995.
Postdoctoral fellow Cornell University, Ithaca, New York, 1994. Senior researcher Department Agricultural Engineering, Alnarp, Sweden, 1995-1997. Lecturer vegetable production Department Horticulture, 1996, senior research officer vegetable and potato production, since 1997.
Member science committee and session chairman 4th International Conference on Non-Chemical Weed Control, Dijon, France, 1993, European Weed Research Society 11th Symposium, Basel, Switzerland, 1999.
Member International Society Horticultural Sciences, European Association Potato Research, European Weed Research Society, Scandinavian Association Agricultural Sciences.
Married Ingrid Alberts. Children: Ellen, Martin.