Sidney Bloch AM, MB ChB, PhD, DPM, FRCPsych, FRANZCP is Emeritus Professor of Psychiatry at the University of Melbourne and Honorary Senior Psychiatrist at St Vincent”s Hospital, Melbourne. Stephen A. Green MD, MA is the Clinical Professor of Psychiatry, Georgetown University, USA.Aleksandar Janca MD, MSc, FRCPsych, FRANZCP is the Winthrop Professor of Psychiatry, School of Psychiatry and Clinical Neurosciences at the University of Western Australia.Philip B. Mitchell AM, FASSA, MB BS (Hons I), MD, FRCPsych, FRANZCP is Head of the School of Psychiatry at the University of New South Wales.Michael Robertson MBBS (Hons), PhD, FRANZCP is Clinical Associate Professor of Mental Health Ethics at the Centre for Values, Ethics and the Law in Medicine at the University of Sydney.