Knowles, T., Adams, S.G., & Jog, M. (2024). Effects of speech rate modifications on phonatory acoustic outcomes in Parkinson disease. Frontiers in Human Neuroscience, 18. DOI: 10.3389/fnhum.2024.1331816

Open Access

Cline, N., Knowles, T., & Badh, G. (2023). Effect of Face Masks and Speech Style on Speech Intelligibility and Listener Effort in Parkinson’s Disease. American Journal of Speech-Language Pathology, 32(5), 2282-2296. DOI: 10.1044/2023_AJSLP-23-00085

Preprint

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Code

Badh, G., & Knowles, T. (2023). Acoustic and perceptual impact of face masks on speech: A scoping review. PL0S ONE, 18(8), e0285009. DOI: 10.1371/journal.pone.0285009

Preprint

Open Access

Data

Knowles, T., & Badh, G. (2023). Impact of Face Masks on Speech in Parkinson’s Disease: Effect of Clear and Loud Speech Styles. Journal of Speech, Language, and Hearing Research, 1–24. DOI: 10.1044/2022_JSLHR-22-00291

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Aveni, K., Ahmed, J., Borovsky, A., McRae, K., Jenkins, E.M., Sprengel, K., Fraser, J.A., Orange, B.J, Knowles, T., Roberts, C.A. (2023). Predictive language comprehension in Parkinson’s disease. PLoS ONE, 18(2), e0262504. DOI:10.1371/journal.pone.0262504

Article

Knowles, T., Badh, G. (2022). The impact of face masks on spectral acoustics of speech: Effect of clear and loud speech styles. The Journal of the Acoustical Society of America 151(5), 3359-3368. DOI:10.1121/10.0011400

Article

Badh, G., Knowles, T. (2022). Acoustic and perceptual impact of face masks on speech: A scoping review (preprint). OSF. DOI:10.31219/osf.io/fpsu2

Article

Data

Knowles, T., Adams, S.G., Jog, M. (2021). Variation in speech intelligibility ratings as a function of speech rate modification in Parkinson’s disease. Journal of Speech, Language, and Hearing Research. doi:10.1044/2021_JSLHR-20-00593.

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Knowles, T., Adams, S.G., Jog, M. (2021). Speech rate mediated vowel and stop voicing distinctiveness in Parkinson’s disease. Journal of Speech, Language, and Hearing Research, 64(11), 4096-4123. DOI:/10.1044/2021_JSLHR-21-00160.

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Data

Adams, S.G., Kumar, N., Rizek, P., Hong, A., Zhang, J. Senthinathan, A., Mancinelli, C., Knowles, T., Jog, M. (2020). Efficacy and acceptance of a Lombard-response device for hypophonia in Parkinson’s disease. The Canadian Journal of Neurological Sciences, 47(5), 634-641. DOI:10.1017/cjn.2020.90.

Article

Abeyesekera, A., Adamas, S.G., Mancinelli, C., Knowles, T., Gilmore, G., Delrobaei, M., Jog, M. (2019). Effects of deep brain stimulation of the subthalamic nucleus settings on voice quality, intensity, and prosody in Parkinson’s disease: Preliminary evidence for speech optimization. Canadian Journal of Neurological Sciences, 46(3), 287-294. DOI:10.1017/cjn.2019.16

Article

Knowles, T. (2019). Changes in Speech Intelligibility and Acoustic Distinctiveness Along a Speech Rate Continuum in Parkinson’s Disease. [Doctoral dissertation, The University of Western Ontario]. https://ir.lib.uwo.ca/etd/6357/

Dissertation

Knowles, T., Clayards, M., Sonderegger, M. (2018). Examining factors influencing the viability of automatic acoustic analysis of child speech. Journal of Speech, Language, and Hearing Research, 61(10), 2487-2501. DOI:10.1044/2018_JSLHR-S-17-0275

Article