Department of Communication Sciences and Disorders

Sarah Ferguson, Ph.D., CCC-A

Sarah Ferguson 
Faculty Position

Assistant Professor of Audiology

Contact Information 

Department of Communication Sciences and Disorders
University of Utah
390 South 1530 East
Salt Lake City, UT 84112
Office: 801-585-6776
Lab: 801-585-0036
Email: sarah.ferguson@hsc.utah.edu

Educational Background

  • Ph.D., Audiology and Cognitive Science, Indiana University

  • M.A., Audiology, University of Maryland at College Park

  • B.A., Hearing and Speech Sciences, University of Maryland at College Park

Professional Credentials

  • Certificate of Clinical Competence in Audiology, American Speech-Language-Hearing Association

Professional Experience

  • 2010- Assistant Professor, Department of Communication Sciences and Disorders, University of Utah

  • 2010 Research Associate, Schiefelbusch Institute of Life Span Studies, University of Kansas

  • 2002-2010 Assistant Professor, Department of Speech-Language-Hearing: Sciences and Disorders, University of Kansas

  • 2001 Associate Instructor, Department of Speech and Hearing Sciences, Indiana University

  • 1999-2000 Supervising Audiologist, Benton-IU Project, Department of Speech and Hearing Sciences, Indiana University

  • 1998-2002 Research Assistant, Speech Psychophysics Laboratory, Department of Speech and Hearing Sciences, Indiana University

  • 1995-1997 Research and Clinical Audiologist, Division of Otolaryngology, Department of Surgery, University of Maryland Medical Center

  • 1994-1995 Research and Clinical Audiologist, Department of Otorhinolaryngology and Communicative Sciences, Medical University of South Carolina

Grants

  • Co-Investigator, National Science Foundation Human-Centered Computing MEDIUM Project Grant: Determining and Mapping Acoustic Features Relevant to Sentence Intelligibility, submitted 9/15/10 (Award total: $1,200,000)
  • Principal Investigator, University of Kansas General Research Fund Award: Intelligibility of foreign-accented speech in noise, 2008-2009 (Award total: $1790.40)
  • Principal Investigator, National Institutes of Health R03 Small Grant Award (DC008886): Acoustic correlates of clear speech, 2007-2010 (Award total: $320,641)
  • Principal Investigator, American Speech-Language-Hearing Association Advancing Academic-Research Careers (AARC) Award, 2004- 2005 (Award total: $5000)
  • Principal Investigator, University of Kansas New Faculty Research Fund Award: Talker differences in clear and conversational speech intelligibility for elderly hearing-impaired listeners, 2003 ¿2004 (Award total: $7700)
  • Principal Investigator, American Speech-Language-Hearing Foundation Student Research Award in Audiology: Vowels in Clear and Conversational Speech, 1999 (Award total: $2,000)

Publications

  • Ferguson, S.H. Talker differences in clear and conversational speech: Vowel intelligibility for listeners with hearing loss. Journal of Speech, Language, and Hearing Research, submitted 12/7/10.
  • Oder, A., Clopper, C.G., & Ferguson, S.H. Effects of dialect on vowel acoustics and intelligibility. Journal of the International Phonetic Association, submitted 10/8/10.
  • Ferguson, S.H., Poore, M.A., & Shrivastav, R. Acoustic and correlates of reported clear speech strategies. Journal of the Academy of Rehabilitative Audiology, accepted for publication.
  • Bent, T., Kewley-Port, D., & Ferguson, S.H. (2010). The influence of across-talker differences on non-native listeners' vowel perception. Journal of the Acoustical Society of America, 128, 3142-3151.
  • Ferguson, S.H., Jongman, A., Sereno, J.A., & Keum, K.A. (2010). Intelligibility of foreign-accented speech for older adults with and without hearing loss. Journal of the American Academy of Audiology, 21, 153-162.
  • Ferguson, S.H. & Kerr, E.E. (2009). Use of subjective ratings for perceptual assessment of clear and conversational speech. Journal of the Academy of Rehabilitative Audiology, XLII, 51-66.
  • Poore, M., & Ferguson, S.H. (2008). Prosodic modifications in choral reading. Clinical Linguistics and Phonetics, 22, 13-22.
  • Ferguson, S.H., & Kewley-Port, D. (2007). Talker differences in clear and conversational speech: Acoustic characteristics of vowels. Journal of Speech, Language, and Hearing Research, 50, 1241-1255.
  • Ferguson, S.H., & Lee, J. (2006). Vowel intelligibility in clear and conversational speech for cochlear implant users: A preliminary study. Journal of the Academy of Rehabilitative Audiology, XXXIX, 1-16.
  • Ferguson, S.H. (2004). Talker differences in clear and conversational speech: Vowel intelligibility for normal-hearing listeners. Journal of the Acoustical Society of America, 116, 2365-2373.
  • Ferguson, S.H., and Kewley-Port, D. (2002). Vowel intelligibility in clear and conversational speech. Journal of the Acoustical Society of America, 112, 259-271.
  • Formby, C.C., Sherlock, L.P., and Ferguson, S.H. (2000). Enhancement of the edges of temporal masking functions by complex patterns of overshoot and undershoot. Journal of the Acoustical Society of America, 107, 2169-2187.
  • Hargus, S.E., and Gordon-Salant, S. (1995). Accuracy of speech intelligibility index predictions for noise-masked young listeners with normal hearing and for elderly listeners with hearing impairment. Journal of Speech and Hearing Research, 38, 234-243.

Presentations

Invited Presentations

  • Ferguson, S.H. (2008, March). Speech understanding in older adults. “Communication and Related Issues in an Aging Population”, the 4th annual KUSSHA/KSHA Conference, Lawrence, KS.
  • Bent, T., Ferguson, S.H., & Kewley-Port, D. (2007, November). Listener influences on vowel intelligibility. 154th Meeting of the Acoustical Society of America, New Orleans, LA

Competitively Reviewed Presentations

  • Ferguson, S.H., & Kewley-Port, D. (2010, September). The role of duration in the clear speech vowel intelligibility benefit. 44th Academy of Rehabilitative Audiology Institute, San Francisco, CA.
  • Ferguson, S.H. (2010, April). Acoustic correlates of clear speech vowel intelligibility for elderly hearing-impaired listeners. 159th Meeting of the Acoustical Society of America, Baltimore, MD.
  • Ferguson, S.H. (2009, November). Perception of foreign-accented speech by older adults. American Speech-Language-Hearing Association Convention, New Orleans, LA.
  • Baldwin, A.B., Ferguson, S.H., & Williams, K. (2009, October). Subjective ratings of foreign-accented speech by older and younger adults.  Aging and Speech Communication: An International and Interdisciplinary Conference, Bloomington, IN
  • Ferguson, S.H. (2009, October). Acoustic correlates of clear speech vowel intelligibility for elderly hearing-impaired listeners. Aging and Speech Communication: An International and Interdisciplinary Conference, Bloomington, IN.
  • Ferguson, S.H. (2009, September). What makes clear vowels clear for normal-hearing and hearing-impaired listeners. 43rd Academy of Rehabilitative Audiology Institute, Bettendorf, IA.
  • Ferguson, S.H., Keum, K.A., Jongman, A., & Sereno, J.A. (2009, May). Intelligibility of foreign-accented speech in noise for younger and older adults. 157th Meeting of the Acoustical Society of America, Portland, OR.
  • Munson, B, Ferguson, S.H., & Connealy, C.L.. (2009, May). Perceived sexual orientation and speech style: A perceptual and acoustic analysis of intentionally clear and conversational speech. 157th Meeting of the Acoustical Society of America, Portland, OR.
  • Oder, A.L., Ferguson, S.H., & Clopper, C.G. (2009, May). Effects of dialect on vowel acoustics and intelligibility. 157th Meeting of the Acoustical Society of America, Portland, OR.
  • Ferguson, S.H., & Kerr, E.E. (2008, November). Subjective ratings of clear versus conversational speech.. 156th Meeting of the Acoustical Society of America, Miami, FL
  • Misgana, M.C., LaPierre, T.A., & Ferguson, S.H. (2008, September). The Impact of Hearing Loss on Marital Relationships in Late Life. 42nd Academy of Rehabilitative Audiology Institute, Portland, OR.
  • Ferguson, S.H., Poore, M.A., & Shrivastav, R. (2007, June). Acoustic correlates of talker-reported clear speech strategies. 153rd Meeting of the Acoustical Society of America, Salt Lake City, UT.
  • Ferguson, S.H., Jongman, A., & Sereno, J.A. (2006, October). Intelligibility of foreign-accented speech in older adults. 40th Annual Academy of Rehabilitative Audiology Institute, Louisville, KY.
  • Ferguson, S.H., Jongman, A., & Sereno, J.A. (2005, October). Intelligibility of foreign-accented speech: Effects of listening condition, talker age, and talker hearing status. 150th Meeting of the Acoustical Society of America, Minneapolis, MN.
  • Ferguson, S.H. (2005, October). Identification of vowels in clear and conversational speech by elderly hearing-impaired listeners. Aging and Speech Communication: An International and Interdisciplinary Conference, Bloomington, IN.
  • Ferguson, S.H. (2005, September). Talker factors in everyday speech understanding. Kansas Speech-Language-Hearing Association Annual Conference, Overland Park, KS.
  • Ferguson, S.H. (2004, November). Talker differences in clear and conversational speech: Preliminary data with monosyllabic words 148th Meeting of the Acoustical Society of America, San Diego, CA.
  • Poore, M.A. & Ferguson, S.H. (2004, November). Acoustic modifications in choral reading. 148th Meeting of the Acoustical Society of America, San Diego, CA.
  • Ferguson, S.H. (2004, August). Vowels in clear and conversational speech: Talker differences in intelligibility for elderly hearing-impaired listeners. International Hearing Aid Research Conference (IHCON), Lake Tahoe, CA.
  • Ferguson, S.H., & Kewley-Port, D. (2003, June). Talker differences in clear and conversational speech: Acoustic correlates of reported clear speech strategies. 37th Annual Academy of Rehabilitative Audiology Summer Institute, Kerrville, TX.
  • Ferguson, S.H. & Kewley-Port, D. (2002, June). Vowels in clear and conversational speech: Talker differences in acoustic characteristics and intelligibility for normal-hearing listeners. 143rd Meeting of the Acoustical Society of America, Pittsburgh, PA
  • Ferguson, S.H., Kewley-Port, D., & Brown, A.P. (2001, June). Acoustic properties underlying vowel intelligibility in words with mixed consonantal contexts. 141st Meeting of the Acoustical Society of America, Chicago, IL.
  • Ferguson, S.H., Kewley-Port, D., & Brown, A.P. (2001, March). Vowels in clear and conversational speech: Identification performance in elderly hearing-impaired listeners with vowels in mixed consonantal contexts. New Frontiers In the Amelioration of Hearing Loss, Central Institute for the Deaf , St. Louis, MO.
  • Ferguson, S.H., Kewley-Port, D., & Humes, L.E. (2000, August). Effects of hearing loss and linear amplification on the relative importance of acoustic cues. International Hearing Aid Research Conference (IHCON), Lake Tahoe, CA.
  • Ferguson, S.H., Kewley-Port, D., and Humes, L.E. (2000, February). Vowels in clear and conversational speech: Effects of amplification on the relative importance of acoustic cues to vowel intelligibility. 23rd Midwinter Meeting of the Association for Research in Otolaryngology, St. Petersburg Beach, FL.
  • Ferguson, S.H., and Kewley-Port, D. (1999, November). Vowel intelligibility in clear and conversational speech. 138th Meeting of the Acoustical Society of America, Columbus, OH.
  • Formby, C., Heinz, M.G., Ferguson, S.H., and Sherlock, L.P. (1998, February). Temporal over- and under-shoot effects accentuate temporal edges at onset and offset of a narrowband masker. 21st Midwinter Meeting of the Association for Research in Otolaryngology, St. Petersburg Beach, FL.
  • Formby, C., Ferguson, S.H., and Heinz, M.G. (1997, December). Auditory temporal microstructure: Evidence of under- and over-shoot at onset and offset of a narrowband noise masker measured in an off-frequency masked detection task. 134th Meeting of the Acoustical Society of America, San Diego, CA.
  • Ferguson, S.H., Formby, C.C., and Abouchacra, K.S. (1997, February). Measures of simultaneous and nonsimultaneous masking in elderly listeners with presbycusis or with noise-induced hearing loss. 20th Midwinter Meeting of the Association for Research in Otolaryngology, St. Petersburg Beach, FL.
  • Formby, C., Forrest, T.G., Heinz, M.G., Hargus, S.E., and Zeiders, J.W. (1996, May). Toward a simple resolution of the temporal resolution/temporal integration paradox. 131st Meeting of the Acoustical Society of America, Indianapolis, IN
  • Formby, C., Heinz, M.G., Hargus, S.E., Forrest, T.G., and Zeiders, J.W. (1996, February). Temporal integration and acuity time constants estimated from detection of brief band-limited increments within a broadband noise signal. 19th Midwinter Meeting of the Association for Research in Otolaryngology, St. Petersburg Beach, FL.
  • Formby, C., Heinz, M.G., Hargus, S.E., and Zeiders, J.W. (1995, November). Detection and temporal integration of brief band-limited increments and decrements within a broadband noise signal. 130th Meeting of the Acoustical Society of America, St. Louis, MO.
  • Hargus, S. E., and Gordon-Salant, S. (1994, November). Speech intelligibility index predictions for elderly and noise-masked young listeners. American Speech-Language-Hearing Association Convention, New Orleans, LA.

Other Research Presentations

  • Ferguson, S.H. (2010, November). Perception of foreign-accented speech by older adults. L2 Phonology Seminar, Department of Linguistics, University of Utah.
  • Ferguson, S.H. (2009, November). Perception of foreign-accented speech by older adults. Child Language Proseminar, Child Language Doctoral Program, University of Kansas.
  • Kewley-Port, D., Bent, T., & Ferguson, S.H. (2009, September). Across-talker effects in non-native listeners’ vowel perception in noise. Colloquium, Department of English, Aarhus University.
  • Kewley-Port, D., Bent, T., & Ferguson, S.H. (2009, August). Across-talker effects in non-native listeners’ vowel perception in noise. Linguistics Colloquy, Department of Linguistics, University of Kansas.
  • Ferguson, S.H. (2009, July). Perception of foreign-accented speech by older adults. Boys Town National Research Hospital – University of Kansas Biennial Conference, Omaha, NE.
  • Ferguson, S.H. (2009, March). Acoustic correlates of reported clear speech strategies. Linguistics Colloquy, Department of Linguistics, University of Kansas.
  • Ferguson, S.H. (2007, July). Acoustic correlates of reported clear speech strategies. Boys Town National Research Hospital – University of Kansas Biennial Conference, University of Kansas Medical Center.
  • Ferguson, S.H. (2007, March). Intelligibility of foreign-accented speech in older adults. Landon Center on Aging Lecture Series, Landon Center on Aging, University of Kansas Medical Center.
  • Ferguson, S.H. (2007, September). Acoustic and perceptual correlates of reported clear speech strategies. Child Language Proseminar, Child Language Doctoral Program, University of Kansas.
  • Ferguson, S.H. (2007, September). Aging in a globalized world: Understanding of foreign-accented speech by older adults. Gerontology Colloquium, Gerontology Program, University of Kansas.
  • Ferguson, S.H. (2006, February). Intelligibility of foreign-accented speech in older adults. Cognitive Psychology Proseminar, Department of Psychology, University of Kansas.
  • Ferguson, S.H. (2006, November). Gerontology at KU and ‘Senior Ears’. Monthly meeting, Older Women’s League, Kaw Valley Chapter.
  • Ferguson, S.H. (2005, December). Intelligibility of foreign-accented speech in older adults. Linguistics Colloquy, Department of Linguistics, University of Kansas.
  • Ferguson, S.H. (2005, March). Talker factors in everyday speech understanding. Child Language Pro-Seminar, Child Language Doctoral Program, University of Kansas.
  • Ferguson, S.H. (2005, June). Talker factors in everyday speech understanding. Boys Town National Research Hospital – University of Kansas Biennial Conference, Omaha, NE.
  • Ferguson, S.H. (2004, April). What makes clear speech clear? Cognitive Psychology Proseminar, Department of Psychology, University of Kansas.
  • Ferguson, S.H. (2003, September). What Makes Clear Speech Clear? And Does This Change with Hearing Loss? Gerontology Colloquium, Gerontology Program, University of Kansas.

Workshops and Tutorials

  • Ferguson, S.H. (2007, September). Looking Back. Department of Speech-Language-Hearing Graduate Student Brown Bag Discussion Group, University of Kansas.
  • Ferguson, S.H. (2007, June).  Invited discussant in the Women In Acoustics Committee’s Mentoring Roundtable. 153rd Meeting of the Acoustical Society of America, Salt Lake City, UT.
  • Ferguson, S.H. (2006, November). Undergraduate Honors Program Seminar, Department of Speech-Language-Hearing: Sciences and Disorders, University of Kansas.
  • Ferguson, S.H. (2005, April). Maximizing Learners’ Use of Residual Hearing. Department of Special Education SPED 844 Advanced Methods, University of Kansas.
  • Ferguson, S.H. (2004, November). Presentation at the Gerontology Proseminar, University of Kansas.

Professional Memberships and Affiliations

  • Academy of Rehabilitative Audiology
  • Acoustical Society of America
  • American Speech-Language-Hearing Association
  • ASHA Special Interest Division 7, Aural Rehabilitation and Its Instrumentation
  • Hearing Loss Association of America