Prof. Dr. Daniel Memmert is executive head of the Institute of Exercise Training and Sport Informatics at the German Sports University Cologne. His main research areas are movement science, sport psychology, and sport informatics. He holds trainer licenses in soccer, snowboarding, and alpine skiing, and he is the author of books on modern sport training. In addition, he cooperates with national and international professional clubs, the German national team, and DAX companies. He organized the first international master's degree in Game [...]. Dr. Stefan König is a professor at the Sports Center as well as director of the Research Center for Secondary Education at the Weingarten University of Education. His scientific work focuses on training science (effects of training processes in school, recreational, and health sports); school sports research (effects of physical education, school sports concepts, sports teacher research); sports game research (mediation concepts, tactics, leadership behavior); and research methodology (mixed methods research).