H Yoo headshot

HyunJoo  Yoo

Assistant Professor


Ph.D., Communication Sciences & Disorders, The University of Memphis 2018

M.S., Speech & Language Pathology, Yonsei University 2008

B.A., Psychology, Korea University 2005

Research Interests

  • Early vocal/affect development
  • Caregiver-infant interaction
  • Acoustic analysis of infant vocalizations
  • Cross-cultural differences in vocal interaction
  • Mechanisms of conversational turn-taking


Selected Publications

Yoo, H., Bowman, D. A. & Oller, D. K. (2018). The Origin of Protoconversation: An Examination of Caregiver Responses to Cry and Speech-Like Vocalizations. Frontiers in Psychology, 9(1510). doi: 10.3389/fpsyg.2018.01510  

Farran, L. K., Lee, C-C., Yoo, H., & Oller, D. K. (2016). Cross-cultural register differences in infant-directed speech: an initial study. PloS One, 11(3): e0151518. doi:10.1371/journal.pone.0151518

Yoo, H., Kim, H., Kim H., & Shin, J. (2008). Articulation ability and phonological process in multicultural family children, Journal of the Korean Society of Speech Sciences, 15(3). 133-144.