Ardis Butterfield is the Marie Borroff Professor of English at Yale University, where she is also a Professor of French and Professor of Music. She specializes in the works of Chaucer, literatures of France and England from the 13th to 15th centuries, and in medieval music, as well as in theories and histories of language, form, and genre, city writing, bilingualism and medieval linguistic identities. Her books include the prize-winning The Familiar Enemy: Chaucer, Language and the Nation in the Hundred Years War and Poetry and Music in Medieval France. She edited Chaucer and the City, a collection of essays inspired by her undergraduate course on London in Literature. Co-founder of the Medieval Song Network, a collaborative, international project to encourage new interdisciplinary research on the medieval lyric, she currently co-hosts the Yale-based group Medieval Song Lab, and an annual colloquium on Anglophone Histories which she also co-founded at Yale. In 2016 she was voted President of the New Chaucer Society (2016 - 2018). She is currently engaged in three projects: a biography, Chaucer: A London Life; a new edition of medieval English lyrics for Norton; and a book on lyric form in the middle ages: Living Form: The Origins of Medieval Song. Before coming to Yale, she broadcasted regularly on radio and television in the UK, and continues to write reviews for BBC History magazine and the London Review of Books amongst other magazines and academic journals.