Colum Cronin is Senior Lecturer in Physical Education and Sport Coaching at Liverpool John Moores University, UK. Colum’s research concerns youth sport coaching, coach education and coaching in community contexts. Colum’s doctorate, which is the genesis of this book, focused on the lives of sport coaches. He has supported national governing bodies of sport to evaluate their coaching and has experience in both youth and adult basketball coaching in the UK. Indeed, as a practitioner, he has experience coaching in the voluntary, public and private sectors, whilst working as a coach educator. Kathleen Armour is Pro-Vice Chancellor (education) at the University of Birmingham, UK; Fellow of the Academy of Social Sciences; and International Fellow of the National Academy of Kinesiology. Kathleen’s research focuses on career-long professional development for physical education teachers and sport coaches, and she is particularly interested in bridging the gaps between theory/research and practice. Kathleen has received over £2.5 million of research funding from research councils, charities and industries. In her most recent books, Kathleen has developed a new translational mechanism – ‘pedagogical cases’ – to support practitioner learning and influence research agendas.