Book excerpt: Performance analysis techniques help coaches, athletes and sport science support officers to develop a better understanding of sport performance and therefore to devise more effective methods for improving that performance. Performance Analysis of Sport IX is the latest in a series of volumes that showcase the very latest scientific research into performance analysis, helping to bridge the gap between theory and practice in sport. Drawing on data from a wide variety of sports, the book covers every key topic and sub-discipline in performance analysis, including: analysis of technique technical effectiveness tactical evaluation studying patterns of play motor learning and feedback work rate and physical demands performance analysis technology analysis of elite athletes and teams effectiveness of performance analysis support observational analysis of injury risk analysis of referees Effective performance analysis is now an essential component of the high performance strategy of any elite sport team or individual athlete. This book is therefore essential reading for any advanced student or researcher working in performance analysis, and invaluable reading for any sport science support officer, coach or athletic trainer looking for ways to improve their work with athletes