Overview / Peter B. Cotton -- Design and management of gastrointestinal endoscopy units / Bret T. Petersen and Beverly Ott -- Sedation, analgesia, and monitoring for endoscopy / John J. Vargo -- Endoscopic equipment / Gregory Ginsberg -- Digital documentation in endoscopy / Lars Aabakken -- Principles of electrosurgery, laser and argon plasma coagulation with particular regard to colonoscopy / Guenter Farin and Karl Ernst Grund -- Infection control in endoscopy / Alistair Cowen and Dianne Jones -- Risks, prevention, and management / Peter B. Cotton -- Pathology / David Lewin -- Pediatric gastrointestinal endoscopy / Jonathan S. Evans and Lori Mahajan -- Training and credentialing in gastrointestinal endoscopy / Jonathan Cohen -- Towards excellence and accountability / Peter B. Cotton and Roland Valori