Welcome to the Ziggurat Group
at texasautism.com

The Ziggurat Group provides comprehensive autism evaluation and intervention services for children and adults. Our team of experts, is able to provide a range of assessment services. We also provide training on ASD. The name of the business came from the title of Drs. Aspy and Grossman’s book – The Ziggurat Model.

The Ziggurat Group is dedicated to helping children, adults, and families to improve their lives. The group includes a psychologist, speech-language pathologist, occupational therapist, and an educational diagnostician. Use of a team helps to ensure the most accurate evaluation and also enables us to provide a broad set of recommendations.

We hope that you enjoy learning more about autism spectrum disorder, The Ziggurat Model, services, and trainings provided by the Ziggurat Group.


Ruth Aspy, Ph.D. & Barry G. Grossman, Ph.D.

Telehealth Services – COVID-19

The Ziggurat Group has limited in-person counseling and assessment services during this time in order to help maintain safety for the public and our staff.  In addition to the standard consent form, a new Telehealth Consent form must be completed.

Dr. Barry G. Grossman is a Licensed Psychologist with the Texas State Board of Examiners of Psychologists (TX License #32169).  For information on how to verify a license, please go to www.tsbep.texas.gov.  For information on how to file a complaint, please go to the following page:  https://www.tsbep.texas.gov/how-to-file-a-complaint-enforcement.


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