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Autism Spectrum Disorder (ASD) is a complex condition. It is called a spectrum for a reason. It presents in many ways and has a pervasive impact on the individual. Because autism is so complex, autism assessment requires well-trained, knowledgeable, and experienced professionals. The process of an autism assessment can be challenging for the family or the individual him or herself. This module provides the answers to commonly asked questions about the autism assessment process.    

Estimated Time to Complete: 1 hour

  • What's Included
  • 19 pages
  • Pre/post-assessments
  • Optional $10 certficate
  1. Identify the main reason that early identification is important.
  2. Identify the most important factor to consider in selecting a professional to conduct an autism assessment.
  3. Describe the differences and similarities between diagnosis and eligibility.
  4. Describe the differences between transdisciplinary assessment and multidisciplinary assessment.
  5. Define camouflaging and describe how it might impact autism assessment.

Module Authors

Barry Grossman, Ph.D.

Barry G. Grossman, Ph.D. is co-owner of the Ziggurat Group, which specializes in transdisciplinary assessment and comprehensive intervention for individuals with ASD. Dr. Grossman, along with his co-author, Dr. Aspy, wrote The Ziggurat Model-a book on designing interventions for individuals with autism spectrum disorder. The Ziggurat Model, which earned the Literary Achievement Award from the Autism Society of America, is being used successfully throughout the United States and internationally. Dr. Grossman serves on the Autism Society of America's Panel of Professional Advisors.

Ruth Aspy, Ph.D.

Ruth Aspy, Ph.D., is a licensed psychologist who specializes in assessment and intervention for individuals with autism spectrum disorders. She is co-creator of a comprehensive model of intervention. Along with Dr. Barry Grossman, Dr. Aspy has written The Ziggurat Model, winner of the 2008 Autism Society of America Award for literary book of the year. Dr. Aspy speaks internationally. She has experience in both clinical and school settings. Dr. Aspy has facilitated in the establishment of innovative training programs for parents of children with ASD.

Modules on this site are always free. If you would like proof of completion, you can purchase a certificate when you have successfully completed this module. The certificate will provide contact hours for this module.

Graduate credit for courses is available through OCALI's partnership with Ashland University. Access information about course options and semester dates in the Search.

Continuing education credit from providers such as ASHA and NASW is in progress. For questions contact

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