Defne Abur, B.S.

Dept. of Speech, Language, and Hearing Sciences

Boston University




Research Interests

Speech Motor Control; Parkinson’s disease; Auditory contributions to voice production; Autophonic judgments of voice; Vocal Hyperfunction


2017 – Present           Ph.D., Speech, Language, and Hearing Sciences (expected), Boston University

2010 – 2014               B. S., Engineering Science with Biomathematics Concentration, Smith College

Honors and Awards

2018 Graduate Student Fellow Award, Rafik. B. Hariri Institute for Computing and Computation Science Engineering
2017 NIH/NIDCD Traineeship T32DC013017 “Advanced research training in communication sciences and disorders”
2017 2nd Place, Best Poster Award, The Voice Foundation Annual Symposium
2013 Sigma Xi (Research Honor Society)
2012 – 2014 NSF Fellowship 1129194 “Interdisciplinary Training for Undergraduates in Biology and Mathematical Sciences”



(For a full list, see Google Scholar)

Abur D., Enos, N.E., Stepp, C.E., “Visual-Analog-Scale Ratings and Orthographic Transcription Measures of Intelligibility in Parkinson’s disease with Variable Listener Exposure”, American journal of speech-language pathology, pp. 1-11, 2019.

Abur, D., Lupiani, A.A., Hickox A.E., Shinn-Cunningham, B.G., Stepp, C.E. “Loudness Perception of Pure Tones in Parkinson’s disease”, Journal of Speech, Language, and Hearing Research, 61 (6), pp. 1487 – 1496, 2018.

Abur, D., Lester-Smith, R.A., Daliri, A., Lupiani, A.A., Guenther, F.H., Stepp, C.E. “Sensorimotor Adaptation of Voice Fundamental Frequency in Parkinson’s Disease”, PLoS ONE, 13(1): e0191839, 2018.

Stepp, C.E., Lester-Smith, R.A., Abur, D., Daliri, A., Noordzij, J.P., Lupiani, A.A. “Evidence for Auditory-Motor Impairment in Individuals with Hyperfunctional Voice Disorders, Journal of Speech, Language, and Hearing Research, 60 (6), pp. 1545 – 1550, 2017.

MacPherson, M., Abur, D., Stepp, C.E.  “Acoustic measures of voice and physiologic measures of autonomic arousal during speech as a function of cognitive load”, Journal of Voice, 31 (4), pp. 504e1 – 504e9, 2016.

Stieger, C., Abur, D., Merchant, J., Roushan, K., Farahmand, R., Rosowski, J.J., Nakajima, H.H. “Experimental Audiology: Pressure Measurements in the cochlea to investigate the sound transmission”, Biomedical Engineering-Biomedizinische Technik, V59, 773 – 774, 2014.

Abur, D., Horton, N.J., & Voss, S.E. “Intra-subject variability in Power Reflectance”, Journal of the American Academy of Audiology, 25(5), 441 – 448, 2014.