Peter Barry has published over 60 papers and review articles in the fields of paediatric intensive care, inhalational drug delivery and high altitude medicine. He is currently a consultant in paediatric intensive care, University Hospitals of Leicester NHS Trust, and an honorary senior lecturer at the Department of Child Health, University of Leicester.Kevin Morris is a consultant in paediatric intensive care at Birmingham Children's Hospital and an honorary clinical senior lecturer at the University of Birmingham. He trained in adult medicine before completing his training in paediatrics in Newcastle upon Tyne and Birmingham. Further studies in PICU were conducted in Toronto, Canada and Melbourne, Australia before taking up his current post in 1997. He has a particular research interest in traumatic brain injury (TBI) in children.Tariq Ali began his training at St Barts and Homerton Hospitals in London before completing his specialist training at University College Hospital and Great Ormond Street Hospital for Sick Children in London. He has worked abroad as a visiting consultant at the Baragwanath hospital in Soweto, Johannesburg, South Africa and has worked briefly for Medicin Sans Frontieres during the conflict in Rwanda. He is a fellow of the Royal College of Anaesthetists and the Royal College of Paediatrics andChild Health. He has been a consultant in paediatric intensive care and anaesthesia at the John Radcliffe Hospital, Oxford since 1999. Less