This resource provides accessible and helpful information about ASD, including many sources of support, and both national and state statistics, as well as discussions about prevention, treatment, and outcomes. The Autism Spectrum Handbook & Resource Guide includes details on autism, as well as on a range of conditions that often accompany ASD, including gastrointestinal (GI) problems, epilepsy, feeding issues, disrupted sleep, attention-deficit/hyperactivity disorder (ADHD), anxiety, depression, obsessive compulsive disorder (OCD), schizophrenia, and bipolar disorder.