Through experience, sport psychologists will learn countless valuable lessons. Some lessons, however, are likely to stand out vividly to a psychologist because they made a valuable difference to how they practise. The present project focuses on these outstanding lessons. In essence, sport psychologists who had been practising for between 11 and 28 years (mean ± SD = 19 ± 5) were asked to share their most valuable advice about any aspect of sport psychology client work with other sport psychologists. This publication presents participants' full responses
