Simon Law graduated from the University of Cambridge in England with First Class Honors. He received his post-graduate training at the Department of Surgery at The University of Hong Kong. He is currently Cheung Kung-Hai Professor in Gastrointestinal Surgery, and Chair Professor and Chief of Esophageal and Upper Gastrointestinal Surgery at The University of Hong Kong.

Professor Law has played an active role in many international societies; such as Consultant to the International Society of Digestive Surgery (ISDS), Asia Representative of the Member Services Committee of the Society for Surgeons of the Alimentary Tract (SSAT), and Secretary of the Hong Kong China Chapter of the American College of Surgeons. Notably for international collaborations, he is a member of the Worldwide Esophageal Cancer Collaboration, the Esophagectomy Complications Consensus Group, and a member drafting the Enhanced Recovery After Surgery (ERAS) Society recommendations for esophagectomy. He was co-chairman of the Education Committee of the International Society of Diseases of the Esophagus and the current President-Elect of the society. He is an honorary fellow of the American Surgical Association as well as the European Surgical Association.

He has published over 300 articles and 40 book chapters. He is associate editor of Diseases of the Esophagus, and is / has been member of the editorial board in 15 other journals, including Annals of Surgery, JAMA Surgery, Surgery and World Journal of Surgery. He has been invited to deliver keynote and plenary lectures worldwide. He has spoken nationally and internationally on over 380 occasions.