Karel Arnaut is Associate Professor, Interculturalism, Migration and Minorities Research Centre (IMMRC) | Faculty of Social Sciences, K.U.Leuven (Belgium).

Jan Blommaert is Professor of Language, Culture and Globalization and Director of the Babylon Center at Tilburg University (The Netherlands). He coordinates the INCOLAS consortium and is one of the group leaders of the Max Planck Sociolinguistic Diversity Working Group.

Ben Rampton is Professor of Applied and Sociolinguistics at King's College, London (UK). He is the Founding Convenor of the UK Linguistic Ethnography Forum, a Fellow of the Academy of Social Sciences and an Honorary Doctor at Copenhagen University.

Massimiliano Spotti is Assistant Professor in Sociolinguistics and Deputy Director of the Babylon Center at Tilburg University (The Netherlands).