Ep. 14 - A Conversation w/ Heather Clark - Diagnosing & Treating Motor Speech Disorders & Clinical… by ANCDS published on 2018-12-04T16:11:50Z Heather Clark, PhD, BC-ANCDS, is Chair of Speech Pathology in the Department of Neurology and Associate Professor in the College of Medicine at the Mayo Clinic in Rochester, Minnesota. She is board-certified by the Academy of Neurologic Communication Disorders and Sciences and a Fellow of the American Speech-Language-Hearing Association. Her clinical responsibilities include differential diagnosis of communication and swallowing disorders in adults and children. Dr. Clark serves as co-investigator in several projects examining the nature of speech, language, and swallowing impairment in degenerative neurologic disease.