Tammy Hoffmann, BOccThy(Hons), PhD, BOccThy(Hons), PhD, Professor of Clinical Epidemiology, Centre for Research in Evidence-Based Practice, Faculty of Health Sciences and Medicine, Bond University, Gold Coast, Australia, Sally Bennett, BOccThy(Hons), PhD, BOccThy(Hons), PhD, Associate Professor in Occupational Therapy, School of Health and Rehabilitation Sciences, The University of Queensland, Brisbane, Australia and Christopher Del Mar, BSc, MA, MB BChir, MD, FRACGP, FAFPHM, Professor of Public Health and academic general practitioner, Centre for Research in Evidence-Based Practice, Faculty of Health Sciences and Medicine, Bond University, Gold Coast, Queensland, Australia