Tim Walsh is Professor of Critical Care at Edinburgh University, Scotland and Honorary Consultant in Critical Care at Edinburgh Royal Infirmary, Edinburgh. He is also current head of Department of Anaesthesia, Critical care, and Pain medicine in the Edinburgh University School of Clinical Sciences He trained in Edinburgh and undertook MD research in the Scottish Liver Transplant Unit, studying oxygen transport during liver transplantation and in acute liver failure. He was appointed consultant in transplantation anaesthesia and intensive care at Edinburgh Royal Infirmary in 1999. Between 1999 and 2011 he was a research active NHS consultant, recognised through an Honorary Chair in Edinburgh University in 2007. In March 2011 he took up the first Chair of Critical Care in Edinburgh University, based in the Centre for Inflammation Research. He leads a multidisciplinary clinical research group with interests including transfusion medicine, sedation in the critically ill, recovery from critical illness and the epidemiology and prevention of ICU acquired infection. He has authored > 100 original research papers, >25 book chapters, and several evidence based guidelines. He founded the Scottish Critical Care Trials Group and was chair from 2000-2013. He is Chair of the National Institute of Healthcare Research Comprehensive Clinical Research Network Specialty Group for Critical Care, which oversees the UK portfolio of Critical Care Research. Other roles include membership of the UK intensive care Critical Care Leadership Forum, and a range of advisory roles relevant to intensive care research.