He is a Professor of pharmacoepidemiology and clinical pharmacy working at the University of Southern Denmark. My research focuses on the use of drugs in its broadest sense. Typically, He uses data from Danish or international health care registries, to either identify new side effects to drugs or better characterize known ones. Besides being a professor at the University, He is also Head of Research at the Hospital Pharmacy of Odense University Hospital. Here, they are working with addressing the challenges associated with sector transitions and with ’deprescribing’, that is, reduction of unnecessary drug treatment, in particular for patients nearing the end of their life.