Aggressive Behavior of People with Autism and other Intellectual and Developmental Disability explores the primary factors influencing the occurrence of aggression in autistic people, offering practical suggestions for improving outcomes. Topics covered include understanding the effects of neurodevelopmental disorders, multiple factors that frequently impact the risk for aggression, common medical and neurological influences, and the effects of trauma. The book will also introduce a new model for integrating multiple influences into a contextual, functional behavior assessment. While people with autism and other intellectual and developmental disabilities receive extensive services for their behavioral health needs, many continue to struggle and lack a positive quality of life. This book covers these occurrences and the primary factors governing aggression and other externalizing behaviors.