Autism Treatment Geisinger Health System Autism & Developmental Medicine Institute | About Me Share Pin Email More in Autism Treatment Basics Symptoms Diagnosis Causes Asperger's Syndrome Adult Autism Children and Autism Applied Behavioral Analysis School and Summer Options Hints and Tips Teens and Autism Support for Parents Positive Living Autism and Family Life Glossary View All Updated April 20, 2016 Meet Dr. Tom Challman, the medical director of the Geisinger Autism and Developmental Medicine Institute and host of About.com's Autism series. Up Next Up Next Article PDD-NOS Was Part of the Autism Spectrum, But Now It's Gone! Up Next Video Can Medications Be Helpful in Children with Autism? Up Next Article Is There Really a "Best" School for a Child with Autism? Up Next Article Is 'No Eye Contact' Really a Sign of Autism?