Allison Gladfelter PhD, CCC-SLP

Allison Gladfelter
Title: Assistant Professor
Division: Allied Health and Communicative Disorders
Unit: Speech-Language Pathology
Office Location: Wirtz Hall 350
Office Phone: 815-753-7737
Office Fax: 815-753-9123
Office Hours: By appointment

Courses Taught

  • COMD 221: Phonetics and Phonology
  • COMD 305: Language Development
  • COMD 603: Communication Disorders in Early Childhood
  • AHCD 698:  Timing, Coordination, & Balance in ASD
  • AHCD 698: Gesture Learning in Children with ASD
  • COMD 772: Seminar in Language


  • Ph.D., Purdue University, Speech, Language, & Hearing Sciences
  • M.S., Purdue University, Speech, Language, & Hearing Sciences
  • B.A., Augustana College, Communication Sciences & Disorders and Spanish


  • Certification of Clinical Competence in Speech-Language Pathology, American Speech-Language Hearing Association
  • Autism Diagnostic Observation Schedule (ADOS) Clinical Certification


  • State of Illinois, Speech-Language Pathology License
  • State of Indiana, Speech-Language Pathology License

Research Interests

  • Typical and atypical language acquisition
  • Language learning mechanisms
  • Autism spectrum disorder
  • Specific language impairment
  • Motor and language interactions

Selected Publications

Gladfelter, A., & Goffman, L. (2017) Semantic Richness and Word Learning in Children with Autism Spectrum Disorder. Developmental Science.

Saletta, M., Gladfelter, A., Vuolo, J., & Goffman, L. (2015). Interaction of Motor and Language Factors in the Development of Speech Production. In R. H. Bahr & E.R. Silliman (Eds). Handbook of Communication Disorders. Routledge.

Gladfelter, A., & Leonard, L.B. (2013). Alternative tense and agreement morpheme measures for assessing grammatical deficits during the preschool period. Journal of Speech, Language, and Hearing Research, 56, 542-552.

Gladfelter, A., & Goffman, L. (2013). The influence of prosodic stress patterns and semantic depth on novel word learning in typically developing children. Language Learning and Development, 9, 151-174.

Gladfelter, A., Wendt, O., & Subramanian, A. (2011). Evidence-based speech and language intervention strategies for the birth to three populations. Evidence-Based Practice Briefs, 5, 41-50.