Kumiko Murata is Professor Emeritus of English and Applied Linguistics at the School of Education and the Graduate School of Education, Waseda University. Her research interests include ELF, conversation and discourse analyses, pragmatics, intercultural communication, and language teaching. Her recent edited books include Exploring ELF in Japanese Academic and Business Contexts: Conceptualization, Research and Pedagogic Implications (2016, Routledge), English-Medium Instruction from an English as a Lingua Franca Perspective: Exploring the Higher Education Context (2019, Routledge), and ELF Research Methods and Approaches to Data and Analyses: Theoretical and Methodological Underpinnings (2021, Routledge).