Ch. 1. History of Sedation for Endoscopy / Duncan Bell -- Ch. 2. Physiology and Pharmacology of Sedation Agents / Carole Boyle -- Ch. 3. Patient Assessment / Paul Madigan -- Ch. 4. Clinical Techniques / David Craig -- Ch. 5. Monitoring the Sedated Patient / John Elmore -- Ch. 6. Assessment of Conscious Sedation Levels / Sheila Mair -- Ch. 7. Special Cases and Complications / Tom Cripps -- Ch. 8. Professional and Legal Aspects / Diane Palmer