Robert Gauthier is registered with the College of Psychologists of Ontario. He is a clinical and school psychologist with almost 40 years of experience in schools and private practice settings assessing and treating children, adolescents and adults with a variety of developmental, learning, and social-emotional needs. While over the past 25 years he has developed expertise in assessing and treating children, adolescents and adults with Autism Spectrum Disorder (ASD), his focus at Possibilities is on assessment of older adolescents and adults with ASD.