Professor Jürgen Hörer (b. 1973) is a clinically active heart surgeon carrying out research in the field of surgical treatment of congenital heart disease and risk evaluation. He is/has been coordinator of several international studies investigating the outcome of surgical treatment of congenital heart disease. After completing his medical school at the University of the Saarland, the University Paris VI and University of Bern he completed his training in cardiac surgery at the German Heart Center Munich where is was deputy director for the congenital program. From 2015 to 2018 he was head of the department of congenital heart disease at the Hospital Marie Lannelongue in Paris. In 2018 he was offered the Chair of the new established congenital and pediatric cardiac surgery at Technical University Munich. He is the director of the department for congenital and pediatric cardiac surgery at the German Heart Center and the head of the division for congenital and pediatric cardiac surgery at the university hospital of the Ludwig-Maximilians-University. Jürgen is a member of numerous organisations, including the European Association for Cardio-thoracic Surgery, the European Congenital Heart Surgeons Association, the World Society for Paediatric and Congenital Heart Surgery, the German Society for Thoracic and Cardiovascular Surgery and the Collège Française de Chirurgie Thoracique et Cardio-Vasculaire.