Henrik Larsson is Professor of Psychiatric Epidemiology at Örebro University and affiliated researcher at Karolinska Institutet, Sweden. The overall objective of his research team’s work is to understand how genes and environment influence mental health problems across the life span, to understand the interplay between mental and physical health, to map developmental trajectories and consequences of mental health across the lifespan and to identify the benefits and risks associated with pharmacological treatment interventions. His team use large real-world data sets, such as national health registers, the Swedish twin register and clinical cohorts. Henrik has (co-) authored about 500 original peer-reviewed papers and has a broad international research and clinical network. He is editor-in-chief of JCPP Advances and scientific coordinator of the Horizon 2020 project TIMESPAN focusing on the management of chronic cardiometabolic disease and treatment discontinuity in adults with a diagnosis of ADHD https://timespan.eu).