Master of Science in Civil Engineering, Royal Institute of Technology, Stockholm, 1971. Doctor of Medicine, Karolinska Institute, 1980. Doctor of Philosophy, Karolinska Institute, 1982.
Intern, Karolinska Hospital, Stockholm, 1978-1980; resident, Karolinska Hospital, Stockholm, 1980-1985; consultant in respiratory medicine, Karolinska Hospital, Stockholm, since 1986. Associate professor Karolinska Institute, since 1986.
Fellow Swedish Society for Lung Diseases (scientific secretary 1993-1995), American College of Chest Physical (governor since 1996), Swedish Society Medicine. Member American Thoracic Society, European Respiratory Society.
Married Christina Berglund, July 25, 1970. 1 child, Magnus.