Dr. Di Liu received his doctoral degree in Developmental Studies from Boston University. He also holds an MS in Information Science & Technology. Dr. Liu is the coordinator of the TESOL MSEd program, the English Language Teaching certificate program, and the instructional learning technology certificate program. He has an interdisciplinary research agenda that addresses the complex and dynamic nature of second language development with advanced technologies. Dr. Liu has published in the Journal of Second Language Pronunciation and Frontiers in Communication. He is also a co-author of Phonetics in Language Teaching (Cambridge University Press). Dr. Liu is the proud recipient of the 2022 Temple University College of Education and Human Development Owlie Award for Innovative Teaching. Supported by Temple University's Innovative Teaching with Makerspace Technology Grant, his current project explores the use of Artificial Intelligence (AI) and Virtual Reality (VR) in preparing culturally responsive and technologically savvy teachers. Dr. Liu is a frequent presenter at national and international conferences like PSLLT, TESOL and AAAL. He also serves as the Socio-political Concerns Chair of PennTESOL-East.

Research Interests

  • Language Comprehension/Development
  • Metacognition
  • Technology

Courses Taught




ILT 5287

ILT: Practicum in Instructional Technology


TESL 4442

Strategies for Teaching English as an Additional Language


TESL 4443

Teaching English World-Wide


TESL 5611

Applied Language Study I: Phonology and the Lexicon


TESL 5612

Applied Language Study II: Grammar, Morphology and Classroom Discourse


TESL 5614

Current Approaches to Teaching English Language Learners


TESL 5615

Teaching English in a Global Context


TESL 5618

Second Language Development


EDUC 0815

Language in Society


EDUC 5255

Tech in Classrooms: TPCK


Selected Publications

  • Jones, T., Liu, D.i., & Reed, M. (2022). Phonetics in Language Teaching. Cambridge University Press.

  • Liu, D.i. (2022). Preparing Second Language Educators to Teach Pronunciation with Technology. In S. McCrocklin (Ed.), Technological Resources for Second Language Pronunciation Learning and Teaching Research-Based Approaches. Lexington Books. Retrieved from

  • Liu, D.i. (2021). Prosody transfer failure despite cross-language similarities. Journal of Second Language Pronunciation, 7(1), pp. 38-61. John Benjamins Publishing Company. doi: 10.1075/jslp.18047.liu