Jamie Barker Performance psychologistDr Jamie Barker is Associate Professor of Applied Performance Psychology at Staffordshire University and a chartered psychologist, writing on the mental side of elite sport and on what business can take from it. Books by Jamie BarkerTipping The Balance: The Mental Skills Handbook For Athletes [Sport Psychology Training Series] (2014)What Business Can Learn From Sport Psychology: Ten Lessons for Peak Professional Performance (2014)The Psychology of Cricket: Developing Mental Toughness [Cricket Academy Series] (2013)