Stephen Mannion is Consultant Anaesthetist and Chairman, Department of Anaesthesiology at South Infirmary Victoria University Hospital, Cork, Ireland. Gabrielle Iohom is a Consultant Anaesthetist/Senior Lecturer in the Department of Anaesthesia and Intensive Care Medicine, Cork University Hospital and University College Cork, Cork, Ireland. Christophe Dadure is Professor of Anaesthesiology, Department of Anesthesia, Hopital Lapeyronie, Montpellier, France. Mark Reisbig is an Assistant Professor of Anesthesiology in the Department of Anesthesiology, Creighton University Medical Center, CHI Alegent Creighton Clinic, Omaha, NE, USA. Arjunan Ganesh is Associate Professor of Anesthesiology and Critical Care at the Hospital of the University of Pennsylvania and the Children's Hospital of Philadelphia, Philadelphia, PA, USA.