Welcome to the Ziggurat Group
at texasautism.com

The Ziggurat Group provides comprehensive autism evaluation and intervention services for children and adults. We also offer online training and resources located on our training website.

Our team of experts, is able to provide counseling and a range of assessment services. 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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