
ABOUT ME
Theresa Regan, PhD, CAS
-
Neuropsychologist: Specialist in Brain-Behavior Relationships
-
Clinical provider in hospital settings > 30 years
-
Founder and Director of an Autism Diagnostic Clinic for ages 14 and over
-
Experienced in autism assessment (nearly 1000 adolescent and adult evaluations) and psychotherapy
-
Has served individuals from 11 states outside of IL who travel to receive an evaluation
-
Author: Understanding Autism book series
-
Podcast Host: Autism in the Adult
-
Author of CE courses for professionals: Zur Institute Autism Certificate
-
Mother of an autistic young adult

.png)

For Couples!
March 6-8
Catch Dr. Regan's Talk on Partnership
Get $50 off
The Neurodiverse Love Conference
Using the coupon code: Theresa50
Testimonials
Read, Listen, Grow
Understanding Autistic Behaviors

Designed by Dr. Regan to help you recognize neurologic behaviors and respond in ways that promote positive change. Each chapter includes education followed by a workbook format allowing you to put your knowledge to use for the ASD individual in your life.
Whether you are an individual on the autism spectrum, a parent, caregiver, teacher, or clinician, this book will help you achieve positive behavior change at ANY age.
Understanding Autism in Adults and Aging Adults

A unique resource created to enhance the accurate diagnosis of autism spectrum disorder in adults. The book includes compelling clinical narratives that vividly illustrate the concepts discussed. The guide provides strategy-driven interventions to tackle personal and household management challenges, medical care, communication, sensory processing, and emotional and behavioral centering.