The ASCRS Textbook of Colon and Rectal Surgery is the first official textbook of the American Society of Colon and Rectal Surgeons (ASCRS) (www.fascrs.org) that adheres to the principals of evidence-based practice and utilizes ASCRS practice parameters. Written by top experts in the specialty, each chapter correlates with the core curriculum developed by the Program Director’s Association in Colorectal Surgery. Chapters include Anatomy, Physiology, Genetics, Diagnostic Evaluation, and Perioperative Management. In addition, a ground-breaking online component is updated periodically with new information for the busy surgeon