Martin R. Weiser is the incumbent of the Stuart H.Q. Quan Chair in Colorectal Surgery and an Attending Surgeon on the Colorectal Service at Memorial Sloan Kettering Cancer Center. He is Professor of Surgery at Weill Cornell Medical College. Dr. Weiser received his MD degree from the University of Chicago and completed residency at Brigham and Women’s Hospital. He has completed fellowships in surgical research (Harvard Medical School), surgical oncology (Memorial Sloan Kettering Cancer Center) and colorectal surgery (Mount Sinai Hospital, New York). Dr. Weiser serves as Vice Chair for Faculty Affairs and Chair of the OR Executive Committee in the Department of Surgery leading data-driven initiatives to optimize operating room performance and perioperative outcomes. He is past Medical Staff President, Memorial Sloan Kettering Cancer Center. He is the Colorectal Surgery section editor for Up-To-Date and has served on the editorial boards of Journal of Clinical Oncology, Annals of Surgical Oncology, International Journal of Surgery. Dr. Weiser has been elected to the Southern Surgical Association and the American Surgical Association. He is a fellow of the American College of Surgeons, Society of Surgical Oncology and American Society of Colon and Rectal Surgeons. His research focuses on modeling outcomes, multimodality treatment strategies, and leveraging analytics in surgical decision-making, particularly in colorectal cancer. He was the surgical lead on the PROSPECT trial, a cooperative group prospective randomized trial investigating neoadjuvant therapy for rectal cancer. He is a member of the NCI Rectal Anal Task Force and has served on the ASCRS Fundamentals of Rectal Cancer Surgery Committee, American Joint Committee on Cancer (AJCC) Colorectal Staging Taskforce (7th and 8th editions), and the AJCC Precision Medicine Committee. He has served as Chair of the Colorectal Task Group for the Society of Surgical Oncology (SSO) and as Colorectal Track Leader for the Education Committee of the American Society of Clinical Oncology (ASCO). Dr. Weiser has mentored over 30 clinical and laboratory research fellows and has published over 300 peer review articles and over 100 review articles, book chapters, and editorials.