This textbook covers topics in sport and exercise psychology for students of psychology and sport science, as well as for sport practitioners who want to understand topics in sport psychology in more detail and depth. The book is divided into two main parts: Theory and Application. The first part covers the theoretical facets of sport and exercise psychology, and the close link between theory and practice, divided into the sub-disciplines of psychology (cognition, motivation, emotion, personality and development, and social processes). The second part focuses on the applications of sport and exercise psychology in the context of performance and health. With contributions from scholars across the globe, the book offers an international and timely perspective on the key fundaments of sport psychology. Taken together, these chapters provide a challenging yet accessible overview of the larger field of sport and exercise psychology.  This book issuitable for readers at different levels of competence, supported with didactic elements (learning objectives and learning control questions) to find the right learning level.