John is Professor of Surgery and Research Group Leader at the University of Heidelberg since 2017, and a leading pancreatic specialist with circa. 70,000 scientific citations, £60m in research grants and 300 invited lectures.
He obtained a double degree in Natural Sciences and Philosophy at Cambridge University in 1973. He was appointed to the Liverpool University Chair of Surgery in 1996, and made an Academy of Medical Sciences Fellow and an NIHR Senior Fellow.
In Liverpool, he established for the CRUK Centre, the Pancreas Biomedical Research Unit, the ECMC and the CRUK Trials Unit and received the Freedom of the City. The Pancreas Unit won the Acute Services Sector Health Services Award.
He was the NICE Guidelines Clinical Chair for Pancreatic Cancer and is leading the development of the joint (IAP-JPS-APA-EPC) International Consensus Guidelines on Chronic Pancreatitis,
He was made an affiliate of the German Society of Surgery, the Hungary Society of Surgery and Nanjing Medical University. He received three Department of Health Platinum Awards, the APA Hirschberg Award, the Ruth Brufsky Award, the Henry Lynch Award, and the EPC Life Time Achievement Award, and elected to the Academia Europaea. He serves on the Medical Advisory Board of Pancreas Cancer UK.