Expert on diseases of the larynx, voice disorders and surgery to improve or restore voice
- Voice disorders
- Member, American Laryngological Association
- Editor/author of textbook "Phonosurgery â€” Assessment and Management of Voice Disorders"
- Member of editorial boards, including Laryngoscope and Journal of Voice
- Past president, American Broncho-Esophagological Association and Society of University Otolaryngologist-Head and Neck Surgeons