Kimmo Herttua PhD is senior researcher at the Centre of Maritime Health and Society of the Department of Public Health, University of Southern Denmark. His research interests include a wide range of topics within epidemiology. In addition to the maritime field, research questions at more general level are close to his heart. Methods he uses are quantitative and data he prefers are big and based on registers. Dr Herttua has experience and interests particularly in topics such as health inequalities, mortality, morbidity, mental health, medication use, work environment, evacuations at sea, alcohol-related harm