Dr. Johanna W. Van Sandick is a Surgeon at the Department of Surgical Oncology, The Netherlands Cancer Institute - Antoni van Leeuwenhoek Hospital, Postbus, Amsterdam, The Netherlands. He is also the head of the multidisciplinary Gastroenterological tumor work group. Outside the hospital, He leads the Dutch Upper GI Cancer Audit (DUCA) and the Dutch Gastric Cancer Group (DGCG). His main research interests include gastric cancer, oesophageal cancer, multimodality treatment, molecular subtyping, and oligometastatic disease.