Professor of Research Methods in Education, University of the Basque Country UPV/EHU

Ikerbasque Research professor, University of the Basque Country UPV/EHU

Professor of Linguistics and Anthropology, CSULB

University of Limerick

Professor of Sociolinguistics and Hispanic Studies, University of Glasgow

Catedràtic, lingüística general i sociolingüística, Universitat de Barcelona

Reader, University of South Wales

Professor of Bilingualism and Language Development, University of Edinburgh

Tampereen yliopisto

Professor of Sociolinguistics and Linguistic Anthropology, Sorbonne Nouvelle