Roy Lyster is Professor Emeritus of Second Language Education at McGill University in Montreal, Canada (https://mcgill.ca/dise/roy-lyster). His research has examined content-based second language instruction and the effects of instructional interventions designed to counterbalance form-focused and content-based approaches. He was co-recipient with colleague Leila Ranta of the 1998 Paul Pimsleur Award for Research in Foreign Language Education and was presented the Robert Roy Award by the Canadian Association of Second Language Teachers in 2017. He was co-president then president of the Canadian Association of Applied Linguistics from 2004 to 2008. He is author of a module called Content-Based Language Teaching published by Routledge in 2018, and three books: Learning and Teaching Languages Through Content published by Benjamins in 2007, Vers une approche intégrée en immersion published by CEC Publishing in 2016, and Scaffolding language development in immersion and dual language classrooms (with D. J. Tedick) published by Routledge in 2020.