Asperger syndrome (AS), also known as Asperger's, is a neurodevelopmental disorder characterized by significant difficulties in social interaction and nonverbal communication, along with restricted and repetitive patterns of behavior and interests. This book may give you: Autism And Asperger'S Book: Aspergers Checklist Learning To Live With Asperger'S: Asperger'S In Adults Characteristics Of Asperger'S Syndrome: Diagnostic Method