Dimitar Deliyski

Dimitar Deliyski

MSU Foundation Professor and Chair

  • Communicative Sciences & Disorders
(517) 884-2258


Dimitar Deliyski, a pioneer and international leader in the field of voice and speech disorders, is chair of the Department of Communicative Sciences and Disorders. He came to MSU from the Cincinnati Children’s Hospital Medical Center where he served as the Cotton Chair of Otolaryngology Research and Associate Director of the Communication Sciences Research Center.

He also held academic appointments with the University of Cincinnati as a tenured Associate Professor in Otolaryngology - Head and Neck Surgery and affiliated Associate Professor in Communication Sciences and Disorders, and he served as an Adjunct Professor with the Interdisciplinary Mathematics Institute at the University of South Carolina - Columbia.

A native of Bulgaria, Deliyski received his Ph.D. in Signal Processing from the Bulgarian Academy of Sciences in Sofia, Bulgaria, in 1990. He completed a postdoctoral fellowship in Communication Sciences and Disorders at the University of Memphis in 1990-1992. Deliyski has a master’s and bachelor’s degree in Computer Science from Sofia Technical University, also in Sofia, Bulgaria.

Deliyski has an extensive publication record and is an international leader in laryngeal imaging and vocal analysis research.

His research interests have focused on improving the clinical assessment of voice and speech disorders, refining our understanding of the mechanisms of voice production, creating new methods for computer imaging of the vocal folds and for acoustic analysis of voice and speech, and improving the methods for speech recognition.

His research in human laryngeal imaging earned him the Manuel Garcia Prize at the World Congress of the International Association of Logopedics and Phoniatrics in 2010.

Research and Teaching

Pediatric Voice and Laryngology Research, Voice and Laryngeal Research, Biomedical Engineering & Voice Science

Contact Information

1026 Red Cedar Rd., Room 115
Oyer Building
Michigan State University
East Lansing, MI 48824