The Editors : Ingvar Lundberg has been Associate professor of Occupational Medicine at the Karolinska Institutet since 1993. Since 2002, he has been Professor of Occupational Epidemiology at the National Institute for Working Life. Tomas Hemmingsson is Researcher at the National Institute for Working Life in Sweden. His dissertation investigated explanations for socioeconomic differences in alcoholism.
His current area of research concerns influences of socioeconomic differences on mortality and morbidity. Christer Hogstedt has been Head of the Research Department at the Swedish National Institute of Public Health, Stockholm, since 2001. He is the Swedish research counterpart for two major, long-term R&D programmes on Work and Health in Central America and Southern Africa.