Completely revised with the latest research and clinical strategies, this is the authoritative volume on Asperger syndrome (now part of DSM-5 autism spectrum disorder). Considered the definitive reference since its initial publication, the book focuses on how to assess each child or adolescent's needs and provide effective interventions in the areas of communication, behavior, and academic and vocational functioning. The neural and genetic bases of autism spectrum disorders are also explored. New to This Edition *Expanded coverage of evidence-based assessment and treatment, including two chapters on behavioral interventions. *Addresses challenges in the transition to new diagnostic criteria for autism spectrum disorder in DSM-5. *Chapters on neuropsychological advances, the transition to higher education, and forensic issues. *Many new authors and extensively revised chapters.