Christopher M. Schlachta BSc, MDCM, FRCSC, FACS Professor, Department of Surgery and Department of Oncology Schulich School of Medicine and Dentistry, Western University London Health Sciences Centre, University Hospital 339 Windermere Road, London, Canada, N6A 5A5Patricia Sylla MD, FACS, FASCRSAssistant Professor, Department of Surgery, Division of Colorectal SurgeryMount Sinai School of Medicine5 East 98th StreetNew York, NY 10029