Mark worked clinically at the Mater Public Hospital and lectured at the University of Queensland before moving to the UK in 1992. Having researched and practised extensively for 30 years, he has established postgraduate courses in dynamic stability and muscle balance. His other companies, Kinetic Control and Performance Stability, present courses worldwide in 20 countries and 7 languages. He also consults for various sporting and professional organisations around the world such as the Chicago Bulls. Mark has published several papers on the integration of local and global muscle retraining to enhance joint stability function.