Marc J Tasse, PhD

Nisonger Center (UCEDD, LEND)
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Marc J Tasse, PhD

Marc J. Tassé, PhD is the Director of The Ohio State University Nisonger Center, a University Center for Excellence in Developmental Disabilities and a Professor in the Departments of Psychology and Psychiatry. He is also a licensed psychologist. Marc has more than 25 years of experience in conducting research and providing clinical services in the field of intellectual disability (ID), autism spectrum disorder (ASD), and other related developmental disabilities (DD). He has been a PI/co-PI on more than a dozen grant-funded projects, including funding from federal, state, foundations and other sources. His publications include more than 125 articles in peer-reviewed journals, book chapters, and books in the area of intellectual and developmental disabilities. He also has co-authored several published standardized tests, including scales assessing adaptive behavior, problem behavior, and support needs. He is the senior author of the Diagnostic Adaptive Behavior Scale, which should be published in 2017. He has given 200+ scientific and professional presentations related to ID, ASD, and related neurodevelopmental disabilities. Marc is a Fellow of the American Association on Intellectual and Developmental Disabilities (AAIDD), American Psychological Association (APA), and International Association for the Scientific Study of Intellectual and Developmental Disabilities (IASSIDD). He also consults and testifies in capital cases involving the determination of intellectual disability. Marc is a Past-President of the American Association on Intellectual and Developmental Disabilities.