Prof. Andrew D. Cohen is Professor Emeritus of Second Language Studies at the University of Minnesota, Twin Cities. He is contributing author for Noriko Ishihara's Teaching and Learning Pragmatics (Routledge, 2022).

Dr. Isobel Kai-Hui Wang is Assistant Professor in Language Education at the University of Edinburgh. Her research focuses on vocabulary strategies and strategy instruction. She leads a master's course in TESOL Methodology and has supervised both pre-service and in-service teachers of English from around the world.