Associate Professor Jonathan Knott is the Head of Emergency Research at the Royal Melbourne Hospital in Australia and the Clinical sub-Dean for Emergency Medicine at the University of Melbourne. He has published on a wide variety of clinical topics but his expertise is in the management of Behavioural Emergencies and particularly the use of therapeutic sedation for acute agitation. He is a member of several local, national and international Boards and committees that cover research, education and the provision of safe and effective healthcare.