Valérie Spaëth has been full professor of didactics of languages and language sciences at the Université Sorbonne Nouvelle since 2012. She was director of the DILTEC laboratory (Didactics of languages, texts and cultures) from 2014 to 2020. She works on the history of the diffusion of the teaching of French, especially as a second language and Francophonie. Her work combines political and historical analysis.