Dr Kevin Fong is a doctor of medicine with a special interest in human space exploration and extreme environment physiology. He holds degrees in medicine, astrophysics and engineering, and is an honorary senior lecturer in physiology at University College London. He has completed specialist training in anaesthesia and intensive care medicine, has worked with NASA's Human Adaptation and Countermeasures Office at Johnson Space Center in Houston and the medical operations group at Kennedy Space Center in Cape Canaveral. He currently works as a consultant anaesthetist at University College London Hospital, is founder and associate director of the Centre for Altitude, Space and Extreme Environment Medicine and he is a Wellcome Trust Public Engagement Fellow. His broadcasting career includes the acclaimed television documentaries How to Mend a Broken Heart,, Back from the Dead and To Boldly Go, while he regularly presents programmes on BBC Radio 4 and writes for the Guardian.