Dr. Stuart Reece has been a registered medical practitioner in Australia since 1982. He has worked with a special interest in addiction medicine since 1997 when he was introduced to naltrexone medicine in Perth. He has worked in a variety of hospital and community-based environments in Australia, UK, France, and Papua New Guinea. In addition to his basic medical qualification, Dr Reece holds surgical fellowships from the Royal College of Surgeons of Edinburgh and the Royal College of Physicians and Surgeons of Glasgow, a Fellowship of the Royal Australian College of General Practitioners, and a Doctorate of Medicine in liver transplantation. Dr Reece was appointed as Associate Professor of Medicine at the University of Western Australia in 2010, and an adjunct Professor of Medicine at both the University of Western Australia and the Edith Cowan University in 2018.Professor Gary Hulse has worked in the area of problem alcohol and drug use for the past 30 years, For the past fourteen years he has held an academic appointment as 'Coordinator of Alcohol and Drug Education and Training' within the Faculty of Medicine, University of Western Australia, based at Sir Charles Gairdner Hospital Perth. Research and clinical activities have been primarily directed at developing evidence- based information which will enhance clinical practice. Between 1992-2009, Professor Hulse chaired the Committee on Alcohol and Drug Education in Medical Schools on behalf of the Committee of Deans Australian and New Zealand Medical Schools. Professor Hulse has published in excess of 150 peer review publications. He is Chief Editor of two evidence based clinical alcohol and drug texts published by Oxford University Press which have been adopted as the standard text for medical training by the Australian Medical Schools [Committee of Deans].