Clinical Professor of Psychiatry and Behavioral Sciences, Department of Child and Adolescent Psychiatry and Child Development, Stanford University School of Medicine; Co-Developer, Pivotal Response Treatment; Clinical Director, Koegel Autism PRT, who appeared on ABC's hit show, Supernanny, to work with children with autism; Editor-in-Chief, Autism and Developmental Disorders; Co-Author, Hidden Brilliance: Unlocking the Intelligence of Autism (2023), Pivotal Response Treatment for Autism Spectrum Disorders (2018), Overcoming Autism (2014), Growing Up on the Spectrum (2010), and Freedom From Meltdowns (2008)