Roy is trained as a consultant neurologist and accredited sleep physician, in addition to working within legal medicine and aviation medicine. His qualifications include: MBBS, MD, FRACP, FRACGP, Grad. Dip. Tertiary Ed., Grad. Dip. Further Ed., FAFPHM, FACLM, FRCP, FAAN, FACBS, B Leg. S, MHL and FFFLM (Hon). He is a Conjoint Professor of Medicine at the University of New South Wales and Professor in the School of Medicine at Griffith University, Queensland. He is a founding Fellow of the Australasian College of Legal Medicine, a Past President of the College, having stepped down in 2011, and is the Australian Governor and was on the executive of the Board of Governors of the World Association for Medical Law (WAML) and is an Honorary Fellow of the Faculty of Forensic & Legal Medicine of the Royal College of Physicians (London). In Neurology he is a Fellow of the Royal Australasian College of Physicians and a Corresponding Fellow of the American Association of Neurologists. He has published in excess of 300 papers, book chapters and letters to the editor, presented in excess of 350 papers at national and international meetings and written or edited 15 books including Legal and Forensic Medicine and is on numerous editorial boards including being the editor in chief of the International Journal, Medicine and Law, for the WAML.