All Stories

  1. A Response to Mailend et al.: Refined Operational Definitions for the Apraxia of Speech Rating Scale

    Article • American Journal of Speech-Language Pathology, April 2026, American Speech-Language-Hearing Association (ASHA)

    Heather Clark, Ph.D. Joseph R Duffy, Rene Utianski

  2. Underreported Demographic Factors in Apraxia of Speech Treatment Studies: Recommendations for Inclusive Research

    Article • Journal of Speech Language and Hearing Research, February 2026, American Speech-Language-Hearing Association (ASHA)

    Dr Rachel Johnson, Katarina L Haley, Dr. Julie L Wambaugh, Kate Nealon, Rene Utianski

  3. What Is in a Label? The Importance of Clinical Specificity and Challenges of Diagnostic Evolution in Progressive Speech-Language Disorders

    Article • American Journal of Speech-Language Pathology, January 2026, American Speech-Language-Hearing Association (ASHA)

    Ph.D. Joseph R Duffy, Rene Utianski

  4. Testing Feasibility of a Self-Administered Hearing Test for Patients With Progressive Apraxia of Speech and Aphasia

    Article • American Journal of Audiology, February 2025, American Speech-Language-Hearing Association (ASHA)

    Heather Clark, Rene Utianski, Ph.D. Joseph R Duffy

  5. Progression of Motor Speech Function in Speakers With Primary Progressive Apraxia of Speech

    Article • Journal of Speech Language and Hearing Research, November 2024, American Speech-Language-Hearing Association (ASHA)

    Ph.D. Joseph R Duffy, Rene Utianski, Heather Clark

  6. Evaluating Speech-Language Pathologists' Knowledge of Functional Speech Disorders

    Article • Perspectives of the ASHA Special Interest Groups, October 2024, American Speech-Language-Hearing Association (ASHA)

    Rene Utianski

  7. Automatic Speech Recognition in Primary Progressive Apraxia of Speech

    Article • Journal of Speech Language and Hearing Research, August 2024, American Speech-Language-Hearing Association (ASHA)

    Heather Clark, Ph.D. Joseph R Duffy, Rene Utianski, Katerina Tetzloff, Daniela Wiepert

  8. Identifying and Addressing Functional Communication Challenges in Patients With Behavioral Variant Frontotemporal Dementia

    Article • American Journal of Speech-Language Pathology, June 2024, American Speech-Language-Hearing Association (ASHA)

    Heather Clark, Rene Utianski, Ph.D. Joseph R Duffy

  9. Characterizing Speech Errors Across Primary Progressive Apraxia of Speech Subtypes

    Article • Journal of Speech Language and Hearing Research, February 2024, American Speech-Language-Hearing Association (ASHA)

    Heather Clark, Rene Utianski, Ph.D. Joseph R Duffy

  10. Identifying and Treating Functional “Nonnative [Foreign] Accent Syndrome”: Perspectives From the Patient and Speech-Language Pathologist

    Article • Perspectives of the ASHA Special Interest Groups, December 2023, American Speech-Language-Hearing Association (ASHA)

    Rene Utianski, Michael Bridge

  11. Differential Diagnosis of Primary Progressive Apraxia of Speech in a Nonnative English-Speaking Patient: A Clinical Case Study

    Article • Perspectives of the ASHA Special Interest Groups, July 2023, American Speech-Language-Hearing Association (ASHA)

    Rene Utianski

  12. The Apraxia of Speech Rating Scale: Reliability, Validity, and Utility

    Article • American Journal of Speech-Language Pathology, March 2023, American Speech-Language-Hearing Association (ASHA)

    Heather Clark, Ph.D. Joseph R Duffy, Rene Utianski

  13. Rate Modulation Abilities in Acquired Motor Speech Disorders

    Article • Journal of Speech Language and Hearing Research, February 2023, American Speech-Language-Hearing Association (ASHA)

    Heather Clark, Ph.D. Joseph R Duffy, Dr. Julie A.G. Stierwalt, Rene Utianski

  14. Assessing Patients and Care Partner Ratings of Communication-Related Participation Restrictions: Insights From Degenerative Disease

    Article • American Journal of Speech-Language Pathology, February 2023, American Speech-Language-Hearing Association (ASHA)

    Heather Clark, Ph.D. Joseph R Duffy, Dr. Julie A.G. Stierwalt, Rene Utianski

  15. Clinical Impact Requires Clinical Practice Research

    Article • Perspectives of the ASHA Special Interest Groups, June 2022, American Speech-Language-Hearing Association (ASHA)

    Dr Trina D Spencer, Sarah Wallace, Rene Utianski

  16. Understanding, Recognizing, and Managing Functional Speech Disorders: Current Thinking Illustrated With a Case Series

    Article • American Journal of Speech-Language Pathology, May 2022, American Speech-Language-Hearing Association (ASHA)

    Ph.D. Joseph R Duffy, Rene Utianski

  17. Assessing Change in Communication Limitations in Primary Progressive Apraxia of Speech and Aphasia: A 1-Year Follow-Up Study

    Article • American Journal of Speech-Language Pathology, November 2021, American Speech-Language-Hearing Association (ASHA)

    Heather Clark, Ph.D. Joseph R Duffy, Rene Utianski

  18. Motor Speech Disorders and Communication Limitations in Progressive Supranuclear Palsy

    Article • American Journal of Speech-Language Pathology, June 2021, American Speech-Language-Hearing Association (ASHA)

    Heather Clark, Rene Utianski

  19. A Longitudinal Evaluation of Speech Rate in Primary Progressive Apraxia of Speech

    Article • Journal of Speech Language and Hearing Research, February 2021, American Speech-Language-Hearing Association (ASHA)

    Heather Clark, Ph.D. Joseph R Duffy, Rene Utianski

  20. Communication Limitations in Patients With Progressive Apraxia of Speech and Aphasia

    Article • American Journal of Speech-Language Pathology, November 2020, American Speech-Language-Hearing Association (ASHA)

    Heather Clark, Rene Utianski

  21. Western Aphasia Battery–Revised Profiles in Primary Progressive Aphasia and Primary Progressive Apraxia of Speech

    Article • American Journal of Speech-Language Pathology, February 2020, American Speech-Language-Hearing Association (ASHA)

    Ph.D. Joseph R Duffy, Heather Clark, Rene Utianski

  22. The Effects of Speech Compression Algorithms on the Intelligibility of Two Individuals With Dysarthric Speech

    Article • American Journal of Speech-Language Pathology, February 2019, American Speech-Language-Hearing Association (ASHA)

    Dr. Julie Liss, Steven Sandoval, Rene Utianski

  23. Rapid rate on quasi-speech tasks in the semantic variant of primary progressive aphasia: A non-motor phenomenon?

    Article • The Journal of the Acoustical Society of America, December 2018, Acoustical Society of America (ASA)

    Rene Utianski

  24. Clinical Progression in Four Cases of Primary Progressive Apraxia of Speech

    Article • American Journal of Speech-Language Pathology, November 2018, American Speech-Language-Hearing Association (ASHA)

    Heather Clark, Ph.D. Joseph R Duffy, Rene Utianski

  25. Electroencephalography in primary progressive aphasia and apraxia of speech

    Article • Aphasiology, November 2018, Taylor & Francis

    Ph.D. Joseph R Duffy, Heather Clark, Rene Utianski

  26. Quantitative Analysis of Agrammatism in Agrammatic Primary Progressive Aphasia and Dominant Apraxia of Speech

    Article • Journal of Speech Language and Hearing Research, September 2018, American Speech-Language-Hearing Association (ASHA)

    Ph.D. Joseph R Duffy, Rene Utianski

  27. Molecular neuroimaging in primary progressive aphasia with predominant agraphia

    Article • Neurocase, March 2018, Taylor & Francis

    Rene Utianski

  28. Clinical and imaging progression over 10 years in a patient with primary progressive apraxia of speech and autopsy-confirmed corticobasal degeneration

    Article • Neurocase, March 2018, Taylor & Francis

    Rene Utianski