Jason A. Whitfield, Ph.D., CCC-SLP

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Educational Experience

Ph.D. [2014]. Communication Sciences and Disorders. Bowling Green State University. Dissertation: Speech Motor Sequence Learning in Parkinson Disease and Normal Aging: Acquisition, Consolidation, and Automatization

M.S. [2012]. Speech-Language Pathology. Bowling Green State University. Thesis: Pressures and Flows for a Convergent and Divergent Oblique Glottis of 15 Degrees

B.A. [2010]. Speech-Language Pathology & Audiology. University of North Texas.

B.A. [2010]. Music. University of North Texas.


Courses Taught

  • CDIS 3010: Anatomy and Physiology of the Speech Mechanism
  • CDIS 3020: Acoustics of Speech and Hearing
  • CDIS 6110: Motor Speech Disorders
  • CDIS 6190: Clinical Instrumentation
  • CDIS 6320: Cognitive Rehabilitation  
  • CDIS 6760: Research Methods
  • CDIS 6990: Thesis Research
  • CDIS 7800: Mentored Research Seminar

Certifications Held

Certificate of Clinical Competence in Speech-Language Pathology (CCC-SLP), granted by the American Speech-Language Hearing Association (ASHA).

Licensed Speech-Language Pathologist, State of Ohio.


Research Interests

Speech and non-speech motor sequence learning

Relationship between speech and non-speech motor control in Parkinson disease and normal aging

Acoustic characteristics of speech, voice, and fluency in Parkinson disease

Relationship between speech acoustics, kinematics, and perception 


Grants

Internal Grants

Co-Investigator, Building Strengths Internal Grant, “A study of the therapeutic effects of the Lee Silverman Voice Training (LSVT) approach on speech and swallowing dysfunction in people with Parkinson disease.” Bowling Green State University, Office of the Vice President for Research and Economic Development, Bowling Green State University, Funding period: May 1 – December 31, 2017.

Principle Investigator, Building Strengths Internal Grant, “Protocols for testing speech motor automaticity: Application to Parkinson.” Bowling Green State University, Office of the Vice President for Research and Economic Development, Bowling Green State University, Funding period: January 1 – December 31, 2016.

Student Grants

Undergraduate Research Project (advisor), Michaela Natal, “Effects of Dual-task Performance and Syllabic Length on Speech Tempo Regularity in speakers with Parkinson disease.” Center for Undergraduate Research & Scholarship, Bowling Green State University, Summer Research Award, Funding Period: May 22, 2017 – July 30th 2017.

Undergraduate Research Project (advisor), Madison Livingston, “Relationships between Cognition and Speech Motor Learning.” Center for Undergraduate Research & Scholarship, Bowling Green State University, Fall Grant Award, Funding period: September 30, 2016 – April 1, 2017


Referred Publications

Whitfield, J. A., DeLong, C., Goberman, A. M., & Blomgren, M. (in press). Fluency adaptation effect in individuals with Parkinson disease: A motor learning perspective. International Journal of Speech-Language Pathology. doi: 10.1080/17549507.2017.1341549.

Whitfield, J. A., & Goberman, A. M. (2017). Articulatory-acoustic vowel space: Associations between acoustic and perceptual measures of clear speech. International Journal of Speech-Language Pathology, 19, 184-194, doi: 10.1080/17549507.2016.1193897.

Whitfield J. A. & Goberman, A. M. (2017). Speech motor sequence learning: Acquisition and retention in Parkinson disease and normal aging. Journal of Speech, Language, and Hearing Research, 60, 1477-1492. doi: 10.1044/2016_JSLHR-S-16-0104.

Whitfield J. A. & Goberman, A. M. (2017). Speech motor sequence learning: Effect of Parkinson disease and normal aging on dual-task performance. Journal of Speech, Language, and Hearing Research, 60, 1752-1765. doi: 10.1044/2017_JSLHR-S-16-0246.

Whitfield, J. A., & Goberman, A. M. (2014). Articulatory-Acoustic Vowel Space: Application to Clear Speech in Individuals with Parkinson disease. Journal of Communication Disorders, 51, 19-28. doi: 10.1016/j.jcomdis.2014.06.005.

Goberman, A. M. & Whitfield, J. A. (2013). Acoustics of infant cries: Fundamental frequency as a measure of pain. Perspectives Speech Science and Orofacial Disorders, 23(1), 18-26. doi: 10.1044/ssod23.1.18


Referred Presentations

Gravelin, A. & Whitfield, J. A. (2017, July 8). Duration and frequency of stop gaps in the read speech of individuals with Parkinson disease. Presented at the 2017 International Conference on Speech Motor Control, Groningen, Netherlands.

Dromey, C., Palmer, P., & Whitfield, J. A. (2017, July 7). Effects of speech intensity on acoustic and kinematic articulatory working space. Presented at the 2017 International Conference on Speech Motor Control, Groningen, Netherlands.

Whitfield, J. A., Brubaker, H., & Starcher, S. (2016, November 19). Analysis of fundamental frequency distributions in connected speech. Presented at the 2016 American Speech-Language Hearing Association Convention, Philadelphia, PA.

Whitfield, J. A., Bening, K., & Livingston, M. (2016, November 18). Assessing automatization using a dual-task paradigm: Application to speech motor automaticity in Parkinson disease. Presented at the 2016 American Speech-Language Hearing Association Convention, Philadelphia, PA. *Merits Poster Award

Gravelin, A., Whitfield, J. A., Clune, T., & Quinlan, C. (2016, November 17). Pause categorization in parkinsonian speech. Presented at the 2016 American Speech-Language Hearing Association Convention, Philadelphia, PA.

Whitfield, J. A., McCann, K., Otten, E., Koester, K., & Sneider, S. (2016, November 17). Perceptual characteristics of clear speech in Parkinson disease. Presented at the 2016 American Speech-Language Hearing Association Convention, Philadelphia, PA.

Goberman, A. M., Blomgren, M., Whitfield, J. A., Reif, A., & DeLong, C. (2016, November 17). Disfluent speech characteristics of individuals with Parkinson disease: Three perspectives. Oral presentation given at the 2016 American Speech-Language Hearing Association Convention, Philadelphia, PA.

Diekema, E. D., Scherer, R. S., Goberman, A. M., & Whitfield, J. A.  (2016, March 12). Acoustic measurements of clear speech cue fade in adults with idiopathic Parkinson disease. Poster presentation given at the 2016 Ohio Speech-Language-Hearing Association Convention, Columbus, OH.

Whitfield, J. A. & Goberman, A. M. (2016, March 5). Speech motor sequence learning in Parkinson disease & normal aging. Oral presentation given at the 2016 Motor Speech Conference, Newport Beach, CA.

Whitfield, J. A., Dromey, C., & Palmer, P. (2016, March 3). Articulatory-acoustic and kinematic relationships in comfortable and loud speech. Poster presented at the 2016 Motor Speech Conference, Newport Beach, CA.

Whitfield, J. A. & Goberman, A. M. (2015, November 13). The effect of Parkinson disease and normal aging on speech motor sequence consolidation. Poster presented at 2015 American Speech-Language Hearing Association Convention, Denver, CO. *Meritorious Poster Award

Whitfield, J. A., Fields, N., Giachetti, S., Giardina, K., Holubeck, G., & Siesel, A. (2015, November 14).Pause distribution in parkinsonian speech. Poster presented at 2015 American Speech-Language Hearing Association Convention, Denver, CO.

Whitfield J. A. & Goberman, A. M. (2015, May 22). The effect of Parkinson disease on voice onset time: Temporal differences in voicing contrast. Poster presented at 169th Meeting of the Acoustical Society of America, Pittsburg, PA.

Whitfield, J. A., Pachesny, M., Whitfield, K. J., & Goberman, A. M. (2014, November 22). Do Levodopa-Induced Dyskinesias Affect Speech in Parkinson's Disease? 11-Year Case Study. Poster presented at 2014 American Speech-Language Hearing Association, Orlando, FL.

Bornhorst, R., Davenport, H., Muhvic, K., Niese, H., Summers, D., Whitfield, J. A., & Goberman, A. M. (2014, November 21).Acoustics of infant pain cries: A measure of arousal / response to pain. Poster presented at 2014 American Speech-Language Hearing Association, Orlando, FL.

Whitfield, J. A., Goberman, A. M., Simon, J., Blomgren, M., & DeLong, C. (2014, March 1). Adaptation effect in Parkinson Disease: Articulatory-acoustic and fluency characteristics. Oral presentation given at the 2014 Motor Speech Conference, Sarasota, FL.

Whitfield, J. A. & Goberman, A. M. (2014, February 27). Clear speech in individuals with Parkinson Disease: Application of a novel index of vowel articulation. Oral presentation given at the 2014 Motor Speech Conference, Sarasota, FL.

Whitfield, J. A. & Goberman, A. M. (2013, November 16). A novel index of vowel space: Application to clear speech in individuals with Parkinson Disease. Poster presented at 2013 American Speech-Language Hearing Association, Chicago, IL.

Whitfield, J. A. & Goberman, A. M. (2013, June 3). Physiological Aspects and Methodological Considerations of Long-term Average Spectrum Measures. Poster presented at Advances in Quantitative Laryngology, Voice and Speech Research Conference, Cincinnati, OH.

Whitfield, J. A. & Scherer, R.C. (2013, June 4). Aerodynamic effects of glottal width in the asymmetric glottis: Two oblique glottal configurations. Oral presentation given at Advances in Quantitative Laryngology, Voice and Speech Research Conference, Cincinnati, OH.

Whitfield, J. A. & Scherer, R. C. (2012, November 15). Intraglottal Pressure Distributions for Two Oblique Glottal Configurations. Technical session presented at 2012 American Speech-Language Hearing Association, Atlanta, GA.