What is emotional intelligence? And what role does it play in sport? In this book, the authors from the German Sport University Cologne explain the concept of emotional intelligence in detail and describe its influence in sport in a vivid way. Recognizing, communicating and regulating one's own emotions, as well as the emotions of others, in competition can be decisive for the outcome of a match! As a starting point for a targeted development of emotional intelligence, the book contains a diagnostic tool to identify strengths and weaknesses in various facets of emotional intelligence and then to promote them in a targeted manner. For this purpose, the book offers numerous practical exercises which can be used in different variations with children and adolescents as well as with adults. The exercises and tips can not only be used for individual and team training.