Dr. Alessia Cogo is senior lecturer in Applied Linguistics at Goldsmiths, University of London, where she is also director of the MA in Multilingualism, Linguistics and Education. Her research focuses on the diversity of English and translanguaging practices, both in a pragmatics / sociolinguistic perspective and in teacher education. She has worked on projects in English as a Lingua Franca (ELF) and multilingual aspects in Europe, Brazil and Thailand, where she has developed understandings of English diversity within a decolonizing perspective. Her current research concerns the interface between ELF, Critical Pedagogy and social justice. Her latest book is English for a Critical Mind: Language pedagogy for social justice (co-authored with Graham Crookes and Savio Siqueira). She is Editor-in-Chief of ELT Journal.