Hannah Gibson is Professor of Linguistics at the University of Essex, UK. Her work is primarily concerned with linguistic variation with a focus on African languages, language contact, multilingualism and the link between linguistics and social justice. Jacqueline Lück is Senior Lecturer in the Department of Linguistics and Applied Linguistics and Deputy Dean in the Faculty of Humanities at Nelson Mandela University, South Africa. Her research interests are language, knowledge and academic literacies; identity, discourse and ideology; decolonisation of linguistics and the curriculum. Kristina Riedel is Senior Lecturer in the Department of Linguistics at the University of the Witwatersrand, South Africa. Her research is focused on the syntax of the Bantu languages, and also the decolonisation and transformation of Linguistics in South Africa. Savithry Namboodiripad is Assistant Professor in Linguistics at the University of Michigan-Ann Arbor, USA. Her research concerns contact-induced change and syntactic typology, and how language ideologies and use in multilingual and recently colonised contexts contribute to language change.