Preface -- A Brief History of Autism -- Autism Spectrum Disorder: Diagnostic Considerations -- Epidemiologic Features of Autism Spectrum Disorders -- Genetics of Autism Spectrum Disorders: The Opportunity and Challenge in the Genetics Clinic -- Epigenetic Regulation in Autism -- Immunology of Autism -- Neuroimaging in Autism Spectrum Disorders -- The Neuropathology of Autism -- Pharmacology of ASD Spectrum Disorder -- Behavioral Therapies -- Autism and Dopamine -- Autism and Glutamate -- Serotonin in Autism Spectrum Disorder: Insights From Human Studies and Animal Models -- Oxytocin and Vasopressin in Autism and Genetic Syndromes -- Molecular basis of cholinergic changes in autistic spectrum disorders and relevance for treatment interventions -- Reelin, GABA, FMRP, and Autism -- The Role of Neurexins and Neuroligins in Autism -- Neurotrophins, their receptors and autism: ligand vs. receptor abnormalities -- Cognition, Motor Control and Other Aspects of Autism: A Pragmatic Review -- Increased vulnerability to oxidative stress and mitochondrial dysfunction in autism -- Index.