JOHN BREWERProfessor John Brewer is Head of Applied Sports Science at St Mary's University. He is one of the UK's leading sports scientists and marathon specialists, due to his extensive research background in marathon running and his experience as a marthon runner. He is an advisor to the London Marathon, as well as a 19-time runner of the event. He is also employed as a London Marathon celebrity chaperone, assisting media personalities in completing the course. He is a regular contributor to various running magazines and is a popular media commentator on sports science having worked with a number of major sports organisations and teams, including the Football Association, England Football team, Team GB Handball team and England Cricket team. John Brewer is the author of the official London 2012 Olympic Games Track Athletics Training Guide. Read More Read Less