Jaakko Kaprio is Professor of Genetic Epidemiology at the University of Helsinki and Research Professor in Behavioral Genetics at the National Public Health Institute. He has worked with the Finnish Cohort studies since 1976 and has been responsible for a steady expansion of the included cohorts and very extensive phenotyping through repeated questionnaire and interview surveys and recording-linkage to national medical registries. He is an internationally recognized expert in epidemiology and twin studies with over 350 original scientific publications, continuous NIH funding for the past 20 ye...