Constant Leung is Professor of Educational Linguistics at King’s College London. His research interests include academic literacies, additional/second language teaching and assessment, language education policy, and teacher professional development. He is Co Editor of Language Assessment Quarterly , Editor of Research Issues of TESOL Quarterly, and serves as a member of the Editorial Boards of Australian Review of Applied Linguistics, Language and Education, and the Modern Language Journal He is a Fellow of the Academy of Social Sciences (UK). His work in developing the English as an Additional Language Assessment Framework for Schools (funded by the Bell Foundation) won the 2018 British Council ELTons international award for innovation. 

Francis M. Hult is Professor and Director of the TESOL program at UMBC. His work at the crossroads of sociolinguistics, discourse studies, and education focuses on language policy, linguistic landscapes, and multilingual education. He serves on the boards of several journals including International Multilingual Research Journal ; Language, Culture and Curriculum ; Language Policy ; and Pedagogical Linguistics . His books include Educational Linguistics in Practice (with King) and Language Policy and Language Acquisition Planning (with Siiner and Kupisch ). He is editor of the Educational Linguistics book series for Springer, and together with Ofelia García he edits the Contributions to the Sociology of Language book series for De Gruyter.