Mr. O’Neill is a Consultant Upper GI surgeon at Addenbrookes, Cambridge. His clinical and research interests span oesophagogastric cancer and benign upper GI disease. He trained as a clinical academic in the South-East of Scotland completing a PhD and clinical lectureship with the University of Edinburgh. He has developed an interest in minimally invasive OG cancer surgery during fellowships in Cambridge and Utrecht and currently leads both the minimally invasive resection programme, together with his colleague Peter Safranek, and the Laparoscopic CBD exploration service. He is research lead for the Cambridge oesophagogastric centre, visiting researcher in the Hutchison MRC Cancer Cell unit and a steering committee member of the CRUK Cambridge Thoracic cancer research programme. He is keen to develop Upper GI surgical networks across East Anglia and support trainees interested in Upper GI surgery or research.