Professor Anthony F.T. Brown, MB ChB, FRCP, FRCS(Ed), FRCEM, FACEM, professor of emergency medicine, Discipline of Anaesthesiology and Critical Care, School of Medicine, University of Queensland; and senior staff specialist, Department of Emergency Medicine, Royal Brisbane and Women’s Hospital, Australia Mike Cadogan, MA(Oxon), MB ChB (Ed), FACEM, staff specialist in emergency medicine, Department of Emergency Medicine, Sir Charles Gardiner Hospital, Perth, Australia; and chief medical editor and co-founder of Lifeinthefastlane.com.