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Anna Rangos Rizakus Endowed Chair in Health Sciences and Ethics

Diane L. Williams, Ph.D., CCC-SLP


Dr. Williams was appointed as the third holder of the Rangos Rizakus Chair in July 2013.

Dr. Williams has expertise in the areas of autism and developmental language disorders. She is associated with the Autism Research Program at the University of Pittsburgh and the Center for Cognitive Brain Imaging at Carnegie Mellon University. Dr. Williams' research focuses on cognitive and linguistic processing in autism using functional magnetic resonance imaging and behavioral methodology.

Dr. Williams is a Board Recognized Specialist in Child Language and a certified speech-language pathologist with extensive clinical experience with children and adults with autism and other developmental disorders with a wide range of language abilities. She has worked in early intervention programs, preschool programs, community agencies, pediatric hospitals, and university clinics. As Program Director of the Child Language Clinic at Duquesne, Dr. Williams coordinates clinical services for children with a variety of language problems and teaches the language disorders coursework in the Department.

Endowed through a gift from John Rangos Sr., in memory of his mother, the Rangos Rizakus Chair is spearheading the University's expanded initiatives in health sciences ethics.