Master of Science in Engineering, Royal Institute of Technology, Stockholm, 1969. Doctor in Medical Science, Karolinska Institute, Stockholm, 1994.
With, National Board Urban Planning and Building, Stockholm, 1969-1978;
section head, Occupl. Safety and Health Administration, Stockholm, 1978-1986;
director, Syntax Autiebolag, Ostersund, Sweden, 1986-1993;
director, Jan Sundell Handelubolag, Ostersund, since 1993;
scientist, Institute Environmental Medicine/Karolinska Institute, Stockholm, since 1987. Chairman, investigator Nordic Committee on Building Regulations, Helsinki, Finland, 1974-1981, 82-91, 95-96.
Investigator The Governmental Allergy Inquiry, Stockholm, 1987-1990. Expert National Institute Public Health, Stockholm, since 1993.
Member International Epidemiological Association, International Service Systems, International Society Indoor Air Quality, International Academy Indoor Air Science.
Married Birgit Eriksson, September 25, 1964 (divorced November 1996). Children: Johan, Lisa, Petter, Simon.