Causes of and treatments for speech sound disorders, with a focus on persisting articulation errors and childhood apraxia of speech. Clinical trials in speech therapy. Visual feedback treatments for speech, including ultrasound imaging of the tongue and visual acoustic biofeedback. Speech sound errors, speech perception, phonological processing, neurolinguistic basis of speech, language, and literacy difficulties. For a complete listing of Dr. Preston's research go to his Laboratory Website . Dr. Preston is a faculty member of the SU Neuroscience program.

Haskins Laboratories at Yale

• Assistant Professor, Southern Connecticut State University, 2010-2014
• Postdoctoral Fellow, Haskins Laboratories, New Haven, CT 2008-2010
• Adjunct Instructor & Clinical Supervisor, Syracuse University 2005-2008
• Speech-Language Pathologist, Rochester Hearing & Speech Center 2004
• Speech-Language Pathologist, Rochester City School District, 2002-2004

Laine Cialdella, Heather Kabakoff, Jonathan Preston, Sarah Dugan, Caroline Spencer, Suzanne Boyce, Mark Tiede, D. Whalen & Tara McAllister (2020) Auditory-perceptual acuity in rhotic misarticulation: baseline characteristics and treatment response, Clinical Linguistics & Phonetics, DOI: 10.1080/02699206.2020.1739749

Barrett C, McCabe P, Masso S, Preston J: Protocol for the Connected Speech Transcription of Children with Speech Disorders: An Example from Childhood Apraxia of Speech. Folia Phoniatr Logop 2020;72(suppl 2):152-166. https://doi.org/10.1159/000500664

Preston, J. L., Hitchcock, E. R. & Leece, M. C., Auditory perception and ultrasound biofeedback treatment outcomes for children with residual /ɹ/ distortions: A randomized controlled trial. Feb 2020, In : Journal of Speech, Language, and Hearing Research. 63, 2, p. 444-455, https://doi.org/10.1044/2019_JSLHR-19-00060

McAllister, T., Preston, J. L., Hitchcock, E. R. & Hill, J., Protocol for Correcting Residual Errors with Spectral, ULtrasound, Traditional Speech therapy Randomized Controlled Trial (C-RESULTS RCT). BMC Pediatr 20, 66 (2020). https://doi.org/10.1186/s12887-020-1941-5

Dugan SH, Silbert N, McAllister T, Preston JL, Sotto C, Boyce SE. Modelling category goodness judgments in children with residual sound errors. Clin Linguist Phon. 2019;33(4):295-315. DOI: 10.1080/02699206.2018.1477834

Preston, J.L., Leece, M.C., & Maas, E. (2017). Motor-based treatment with and without ultrasound feedback for residual speech sound errors. International Journal of Language & Communication Disorders. NIHMSID 771284, 2017 Jan;52(1):80-94. doi: 10.1111/1460-6984.12259. Epub 2016 Jun 14

Collisson, B. A., Graham, S. A., Preston, J. L., Rose, M. S., McDonald, S., & Tough, S. (2016). Risk and protective factors for late talking: An epidemiologic investigation. The Journal of Pediatrics, 172, 168-174.e161.doi:http://dx.doi.org/10.1016/j.jpeds.2016.02.020

Heng*, Q., McCabe, P., Clarke, J., & Preston, J. L. (2016). Using ultrasound visual feedback to remediate velar fronting in preschool children: A pilot study. Clinical Linguistics and Phonetics, 30(3-5), 382-397. doi:10.3109/02699206.2015.1120345. (PMC4826297)

Preston, J. L., Maas, E., Whittle, J., Leece, M. C., & McCabe, P. (2016). Limited acquisition and generalisation of rhotics with ultrasound visual feedback in childhood apraxia. Clinical Linguistics & Phonetics, 30(3-5), 363-381. doi:10.3109/02699206.2015.1052563 (PMC4740254)

Preston, J.L., Molfese, P.J., Frost, S.J., Mencl, W.E., Fulbright, R.K., Hoeft, F., Landi, N., Shankweiler, D., & Pugh, K.R. (2016). Print-speech convergence predicts future reading outcomes in early readers. Psychological Science, 27(1), 75-84. doi: 10.1177/0956797615611921 (PMC4713346)

Overby, M. S., Masterson, J. J., & Preston, J. L. (2015). Preliteracy speech sound production skill and linguistic characteristics of grade 3 spellings: A study using the Templin archive. Journal of Speech, Language, and Hearing Research, 58(6), 1654-1669. doi:10.1044/2015_JSLHR-S-14-0276

Preston, J.L., Irwin, J.R. & Turcios*, J. (2015) Perception of speech sounds in school-age children with speech sound disorders. Seminars in Speech and Language, 36 (4), 224-233. doi 10.1055/s-0035-1562906 (PMC4665633)

Irwin, J., Preston, J., Brancazio, L., D’Angelo, M., & Turcios*, J. (2015). Development of an audiovisual speech perception app for children with autism spectrum disorders. Clinical Linguistics & Phonetics, 29(1), 76-83. doi:10.3109/02699206.2014.966395 (PMC4386063)

Preston, J.L., McCabe, P., Rivera-Campos, A., Whittle, J.L., Landry, E. & Maas, E. (2014). Ultrasound visual feedback treatment and practice variability for residual speech sound errors. Journal of Speech, Language and Hearing Research. (NIHMS615715) doi: 10.1044/2014_JSLHR-S-14-0031

Diehl, J.J., Frost, S.J., Sherman, G. Mencl, W.E., Kurian, A., Molfese, P. Landi, N., Preston, J.,L., Soldan, A., Fulbright, R.K., Rueckl, J., Seidenberg, M.S. & Pugh, K. R. (in press). Neural correlates of a language and non-language visuospatial processing in adolescents with reading disability. Neuroimage. doi: 10.1016/j.neuroimage.2014.07.029

Preston, J.L., Molfese, P., Gumkowski, N., Sorcinelli, A., Harwood, V., Irwin, J. & Landi, N. (2014). Neurophysiology of speech differences in childhood apraxia of speech. Developmental Neuropsychology, 39(5), 385-403. doi: 10.1080/87565641.2014.939181 (PMC4130155)

Pugh, K.R., Frost, S.J., Rothman, D.L., Hoeft, F., Del Tufo, S.N., Mason, G.F., Molfese, P.J., Mencl, W.E., Grigorenko, W.E., Landi, N., Preston, J.L., Jacobsen, L., Seidenberg, M., S., & Fulbright, R.K. (2014). Glutamate and choline levels discriminate typically from atypically developing beginning readers. Journal of Neuroscience 34(11), 4082-4089.

Preston, J. L., Molfese, P. J., Mencl, W. E., Frost, S. J., Hoeft, F., Fulbright, R. K., . . . Pugh, K. R. (2014). Structural brain differences in school-age children with residual speech sound errors. Brain and Language, 128(1), 25-33. doi: http://dx.doi.org/10.1016/j.bandl.2013.11.001 (PMC3926206)

Preston, J. L., & Leaman, M. (2014). Ultrasound visual feedback for acquired apraxia of speech: A case report. Aphasiology, 28(3), 278-295. doi: 10.1080/02687038.2013.852901

Preston, J. L., Brick, N., & Landi, N. (2013). Ultrasound biofeedback treatment for persisting childhood apraxia of speech. American Journal of Speech-Language Pathology, 22(4), 627-643. doi: 10.1044/1058-0360(2013/12-0139)

Koenig, L., Shadle, C., Preston, J.L., Mooshammer, T. (2013). Towards improved spectral measures of /s/: Results from adolescents. Journal of Speech, Language, and Hearing Research, 56(4), 1175-1189. doi: 10.1044/1092-4388(2012/12-0038)

Preston, J.L., Hull, M., & Edwards, M.L. (2013). Preschool speech error patterns predict articulation and phonological awareness outcomes in children with histories of speech sound disorders. American Journal of Speech-Language Pathology, 22(2), 173-184. doi: 10.1044/1058-0360(2012/12-0022) (PMC3586759)

Pugh, K. R., Landi, N., Preston, J. L., Mencl, W. E., Austin, A. C., Sibley, D., Fulbright, R.K., Seidenberg, M. S., Grigorenko, E. & Constable, R. T. (2013). The relationship between phonological and auditory processing and brain organization in beginning readers. Brain and Language, 125(2), 173-183. doi: 10.1016/j.bandl.2012.04.004 (PMC3417084)

Preston, J.L., Felsenfeld, S., Frost, S.J., Mencl, W.E., Fulbright, R.K., Grigorenko, E.L., Landi, N, Seki, A., Pugh, K.R. (2012). Functional brain activation differences in school-age children with speech sound errors: Speech and print processing. Journal of Speech, Language & Hearing Research, 55(4), 1068-1082. doi: 10.1044/1092-4388(2011/11-0056) (PMC3427927)

Preston, J.L. & Seki, A. (2011). Identifying residual speech sound disorders in bilingual children: A Japanese-English case study. American Journal of Speech-Language Pathology, 20 (2), 73-85. doi: 73-85. doi:10.1044/1058-0360(2011/10-0057) (PMC3431209)

Preston, J.L. & Koenig, L. (2011). Phonetic variability in residual speech sound disorders: Exploration of subtypes. Topics in Language Disorders, 31 (2), 168-184. (PMC3476944)

Preston, J. L., Ramsdell, H. L., Oller, D. K., Edwards, M. L., & Tobin, S. J. (2011). Developing a weighted measure of speech sound accuracy. Journal of Speech, Language & Hearing Research, 54, 1-18. doi:10.1044/1092-4388(2010/10-0030) (PMC3003752)

Preston, J. L., Frost, S. J., Mencl, W. E., Fulbright, R. K., Landi, N., Grigorenko, E., Jacobsen, L. & Pugh, K.R. (2010). Early and late talkers: school-age language, literacy and neurolinguistic differences. Brain, 133(8), 2185-2195. doi: 10.1093/brain/awq163 (PMC3139938)

Preston, J.L & Edwards, M.L (2010). Phonological awareness and types of sound errors in preschoolers with speech sound disorders. Journal of Speech, Language & Hearing Research, 53, 44-60. doi:10.1044/1092-4388(2009/09-0021) (PMC2845283)

Preston, J.L. & Edwards, M.L. (2009). Speed and accuracy of rapid speech output by adolescents with residual speech sound errors including rhotics. Clinical Linguistics and Phonetics, 23(4), 301-318. doi:10.1080/02699200802680833

Preston, J.L. & Edwards, M.L. (2007). Phonological processing skills of adolescents with residual speech sound errors. Language, Speech, and Hearing Services in Schools, 38, 297-308. doi:10.1044/0161-1461(2007/032)

Doctoral Dissertation:

Preston, J. L. (2008). Phonological processing and speech production in preschoolers with speech sound disorders. Unpublished doctoral dissertation, Syracuse University, Syracuse, NY. * *Awarded Syracuse University College of Arts & Sciences Doctoral Dissertation Prize

• Principle Investigator, Ultrasound biofeedback for therapy-resistant speech sound disorders in children R03DC012152-02
• Co-Investigator, Improving clinical speech remediation with ultrasound technology R01DC013668-01 (D. Whalen, PI)
• Co-Investigator, The Nature of the Speech Code and Reading 5P01HD001994 (J. Reuckl, PI)