Dr. Nancy Langdon

Dr. Nancy Langdon is a Licensed Clinical Psychologist, a Board Certified Behavior Analyst at the Doctoral level (BCBA-D), and a Licensed Behavior Analyst in New York State. She currently serves as Director of Psychology at Avela Health. Dr. Langdon provides comprehensive psychological evaluations and therapy for individuals across the lifespan, with a particular focus on autism spectrum disorder, developmental disabilities, and co-occurring conditions. Dr. Langdon earned her undergraduate degree from The Johns Hopkins University and completed her master’s and doctorate at Stony Brook University, where she trained under autism pioneer Dr. Edward “Ted” Carr. With more than two decades of experience, Dr. Langdon is known for her expertise and commitment to neurodiversity-affirming, evidence-based practice.