Myrddin (Merv) Rees is a consultant hepatobiliary surgeon at Basingstoke and North Hampshire Hospital. After qualifying from Westminster Medical School, London in 1973 he subsequently underwent his surgical training at St George’s Hospital, London.  In 1980 he spent 2 years as Research and Clinical Fellow at the Oschner Clinic, New Orleans. In 1986, after a period with Professor Johannes Scheele in Erlangen, he established a hepatic resection practice with particular reference to colorectal secondaries.  He currently performs (together with his colleagues Tim John, Fenella Welsh and Ben Cresswell) more than 175 hepatectomies annually, with a total to date of over 3000 resections of which 2473 are for colorectal metastases. He has an interest in hepatic anatomy relevant to surgeons, use of video in surgical teaching and evolving techniques for expanding the indications for resection of hepatic malignancy; in particular colorectal liver metastases.  He has co-authored over 90 surgical papers published in peer review scientific journals, and lectured worldwide on these topics. He is a past President of the Section of Surgery of the Royal Society of Medicine, Past Chairman of the UK Liver Surgeons Group and Past President of the Association of Upper Gastrointestinal Surgeons of Great Britain and Ireland.