This volume provides a state-of-the-science review of research and practice at the interface of psychology and pediatric medicine. Sponsored by the Society of Pediatric Psychology, the Handbook comprises carefully structured, peer-reviewed chapters from recognized leaders in their respective areas. Current knowledge is presented on psychosocial aspects of a wide range of child and adolescent medical problems and developmental, emotional, and behavioral disorders. Evidence-based applications are described for promoting health, preventing disease and injury, and helping children and families cope with medical conditions and their treatment.