Professor Kevin W. H. Tai (戴維軒教授) is Assistant Professor of Language and Literacy Education and Co-Director of the Centre for Advancement in Inclusive and Special Education at the Faculty of Education, The University of Hong Kong (HKU). Additionally, he is Honorary Research Fellow at IOE, UCL's Faculty of Education and Society in University College London (UCL). Professor Tai was awarded the RGC Early Career Award (ECA) in 2023/24 from the Research Grants Council (RGC) of Hong Kong, the University Research Output Prize, the Faculty Outstanding Young Researcher Award and the Faculty Early Career Research Output Award from The University of Hong Kong for recognising his excellent achievements in research. Professor Kevin Tai was named among the World's Top 2% Most-Cited Scientists in the field of Languages and Linguistics by Stanford University in both 2024 and 2025. With a subfield rank of 130 out of 23,460 scholars worldwide, he is ranked within the Top 1% in the field of Languages and Linguistics in 2025. Notably, Professor Tai holds the distinction of being the youngest scholar to achieve this ranking in the field of Linguistics in 2024 and in 2025.  His outstanding contribution in research has been further honoured him as the World's Top 1% Scholar by Clarivate Analytics in 2025 and HKU Scholar in the Top 1%. Professor Tai was also named as a Highly Ranked Scholar in the specialty of English Language by ScholarGPS. 

In relation to his editorial positions, Professor Kevin Tai is Editor of The Language Learning Journal (ESCI-listed Journal; Routledge), Associate Editor of the International Journal of Bilingual Education and Bilingualism (SSCI-listed Journal; Routledge), and Executive Guest Editor of the International Journal of Applied Linguistics (SSCI-listed Journal; Wiley). He is an Editorial Board Member of System (SSCI-listed Journal; Elsevier), Discover Education (Springer) and Language Teaching Research Quarterly (European Knowledge Development). He is also a Member of the UK Economic and Social Research Council (ESRC) Peer Review College.

Professor Kevin Tai holds a PhD in Applied Linguistics from UCL, and his doctoral research was fully funded by the ESRC. He completed his doctoral coursework in Educational Research at the University of Cambridge, where he was Hughes Hall Hong Kong Alumni Scholar. He holds an MSc degree in Applied Linguistics and Second Language Acquisition from the University of Oxford and a BA (Honours) degree in English Language and Literature with First Class Honours (top of the cohort) from Newcastle University, UK.

Professor Tai is CELTA-qualified and his research interests include: translanguaging in multilingual contexts, language education policy, classroom discourse, and qualitative research methods (particularly Multimodal Conversation Analysis, Interpretative Phenomenological Analysis and Linguistic Ethnography). His research has appeared in international peer-reviewed journals, including Classroom Discourse, Language and Education, Linguistics and Education, System, Applied Linguistics, International Journal of Science Education, Language Teaching Research, Applied Linguistics Review, Research in Science Education, International Journal of Bilingual Education and Bilingualism, International Review of Applied Linguistics in Language Teaching, TESOL Quarterly, and Learning and Instruction. In a bibliometric analysis of research trends in multilingualism in English Medium Instruction, published in the International Journal of Multilingualism (Routledge), the study identifies Professor Kevin W. H. Tai as the top prolific author in terms of both productivity and impact, as reflected by the m-index, h-index and g-index scores and the total number of publications (Zhu and Wang, 2024). A recent bibliometric analysis on translanguaging research, published in the International Journal of Multilingualism (Routledge), has identified Professor Kevin W. H. Tai as one of the top 3 authors in translanguaging research, highlighting his substantial contributions to the study of multilingualism and translanguaging (Azad, 2025).