Roger Bartlett is Professor of Sports Biomechanics, University of Otago, New Zealand. He is an Invited Fellow of the International Society of Biomechanics in Sports and an Honorary Fellow of the British Association of Sport and Exercise Sciences, of which he was Chairman from 1991-4. Roger is a former editor-in-chief of the Journal of Sports Sciences, and Sports Biomechanics. He is the author of Introduction to Sports Biomechanics: Analysing Human Movement Patterns and co-editor of several other sports science books.
Melanie Bussey is a Senior Lecturer in Biomechanics and Sports Injuries in the School of Physical Education, University of Otago, New Zealand. She is a member of the International Society of Biomechanics, Sport Science New Zealand and Sports Medicine Association of Australia. She publishes in a broad spectrum of sport, clinical and biomechanical journals including the Journal of Biomechanics, Clinical Biomechanics, Journal of Medicine and Science in Sport and Manual Therapy.