This book offers helping professionals an introduction to the neurobiological aspects of substance abuse. It presents the basic information on the subject, including the various neurobiological theories of addiction, and places them in a psychosocial context. In addition to connecting the theoretical information with practical applications, the book offers sound, tested information on substance abuse issues, including: neurobiological theories of addiction; integrating drug treatments and therapeutic interventions; using neurobiology to discover substance abuse in clients of various ages; and perspectives from social work, pharmacology, biology, and neuroscience. (GCP)