Aquiles Iglesias

Aquiles Iglesias Headshot

Aquiles Iglesias, PhD

Founding Director
Professor, Communication Sciences & Disorders
Unidel Katherine Esterly Chair of Health Sciences

Office Location:
631 Tower at STAR

Research Interests

  • Language development in Dual Language Learners
  • Assessment of language disorders in bilingual children


Honors, Awards & Major Offices Held

  • ASHA Leader Outstanding Contribution Award (Speech-Language Pathology), 2010. (“Making a case for language sampling”)
  • Honors, American Speech-Language-Hearing Association, 2009
  • Alumni Fellow, College of Liberal Arts, The University of Iowa, 2006
  • Certificate of Recognition for Special Contribution in Multicultural Affairs, American Speech-Language-Hearing Association, 1994.
  • Fellow, American Speech-Language-Hearing Association, 1988
  • “The Acquisition of Spanish:  Phonology,” American Speech-Language-Hearing Foundation and Psi Iota Xi Research Award, 1983.
  • Pace, A., Luo, R., Levine, D., Iglesias, A., de Villiers, J., Golinkoff, R.M., Hirsh-Pasek, K., & Wilson, M.S. (2020). Within and across language predictors of word learning processes in Dual Language Learners. Child Development.
  • Simon-Cerejido, G., Bedore, L.M., Peña, E. D., & Iglesias, A. (2020). Insights into category sorting flexibility in bilingual children: Results of a cognitive lab study. AJSLP, 29, 1152-1161.
  • Levine, D., Pace, A., Luo, R., Hirsh-Pasek, K., Golinkoff, R. M., de Villiers, J., Iglesias, A., & Wilson, M. S. (2020). Evaluating socioeconomic gaps in preschoolers’ vocabulary, syntax, and language process skills with the Quick Interactive Language Screener (QUILS). Early Childhood Research Quarterly,50, 114-128.
  • Castilla-Earls, A., Francis, D., Iglesias, A. & Davidson, K. (2019). The impact of the Spanish-to-English proficiency shift on the grammaticality of English Learners, Journal of Speech, Language, and Hearing Research, 62: 1739-1754.
  • Aravind, A., de Villiers, J., Pace, A., Valentine, A., Golinkoff, R., Hirsch-Pasek, K., Iglesias, A., Wilson, M.S. (2018). Fast mapping word meanings across trials: Young children forget all but their first guess. Cognition, 177, 177-188.
  • Goldstein, B. A. and Iglesias (2017). Language and dialectal variations. In J. Bernthal and N. Bankson (Eds.),  Articulation and Phonological Disorders, 277-301. Saddle River (NJ): Allyn Bacon.
  • Rojas, R., Iglesias, A., Bunta, F., Miller, J., Goldenberg, C., Reese, L. (2016).  Interlocutor differential effects on the expressive language skills of Spanish-speaking English Language Learners.  International Journal of Language & Communication Disorders, 18, 166-177.
  •  Heilman, J., Rojas, R., Miller, J., Iglesias, A. (2016).  Clinical Impact of Wordless Picture Storybooks on Bilingual Narrative Language Production: A Comparison of the “Frog” Stories.  International Journal of Language & Communication Disorders, 51: 339-345.Early Child Development and Care.
  • Fagan J., Iglesias, A. & Kauffman, R. (2015). Associations among Head Start Fathers’ Involvement with their Preschoolers and Child Language Skills.
  • Washington, P.S & Iglesias, A. (2015). Tense Shifting in Spanish-Speaking English Language Learners. Communication Disorders Quarterly, 36(3), 152-161.