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UT Dallas

Foreign Accent Syndrome (FAS) Support


About Us

Speech Production Lab
University of Texas at Dallas

William Katz, Ph.D. is a professor at The University of Texas at Dallas School of Behavioral and Brain Sciences. His research is concerned with speech production in aphasia, compensatory articulation, and biofeedback applications in the treatment of apraxia of speech.

Diane Garst, MS CCC-SLP is a speech-language pathologist and clinical faculty member in the Communication Disorders department at The University of Texas at Dallas. She was involved in projects investigating speech motor control by apraxic talkers in the Speech Production Laboratory with Dr. William Katz.


Our lab presented two studies at the Acoustical Society of America conference in June 2007. Click the link below to access the posters.

FAS Acoustical Analysis

FAS Speech Therapy Project