David J. Zajac, PhD, CCC-SLP, FASHA, is Professor in the Craniofacial Center, Department of Craniofacial and Surgical Care, Adams School of Dentistry at the University of North Carolina at Chapel Hill. Dr. Zajac completed his master’s degree and doctoral degree in communicative disorders at the University of Pittsburgh. He has more than 30 years of experience in the assessment and treatment of children and adults with craniofacial disorders. His research interests include the acoustics and aerodynamics of speech production by individuals with and without cleft palate. His research has been consistently funded by the National Institutes of Health since 1993. Dr. Zajac has presented numerous research papers, written eight book chapters, and authored or coauthored more than 60 research articles. He is a current section editor for FACE and a past associate editor for the Journal of Speech, Language, and Hearing Research. Dr. Zajac is a co-author of the publication Cleft Palate Speech and Resonance: An Audio and Video Resource.
