This book systematically describes details in Associating liver partition and portal vein ligation for staged hepatectomy (ALPPS). The chapters focus on the development history, applied anatomy, mechanism of action, specific methods of administration of the various types of current ALPPS procedures (from classical ALPPS to various modified procedures), the preoperative evaluation, case selection (indications and contraindications), and surgical planning, as well as the postoperative management and follow-up treatment. It also introduces the progress of international research on ALPPS, as well as the ALPPS modeling of the research. It will be a helpful reference for hepatobiliary surgeons and oncologists to learn the latest theoretical and technical knowledge about ALPPS.