The Doctor of Philosophy (PhD) degree in Communicative Disorders and Sciences may be obtained with a specialty in speech-language pathology, audiology, or speech, language, or hearing science. The program is individualized to meet the students' interests, provides university teaching, clinical, and research opportunities, as well as a wide selection of courses within the CDS department and other disciplines including psychology, cognitive science, linguistics, neuroscience, anatomy, physiology, educational psychology, social work, dentistry, computer science, and engineering.

The department houses state-of-the-art research and clinic facilities, including the Hearing Research Laboratory, Speech Production Laboratory, Speech Acoustics and Perception Laboratory, Language Production Laboratory, and the Center for Augmented Communication. Faculty and students in the Department of Communicative Disorders and Sciences have close affiliations with several interdisciplinary centers at UB, including the Center for Excellence in Augmented Communication, Center for Cognitive Science, the Center for Assistive Technology, and the Center for Hearing and Deafness.