Aziz Choudry is Associate Professor and Canada Research Chair in Social Movement Learning and Knowledge Production in the Department of Integrated Studies in Education, McGill University, and Visiting Professor at the Centre for Education Rights and Transformation (CERT), University of Johannesburg. He is editor of Activists and the Surveillance State (Pluto, 2019) and co-editor of Just Work? Migrant Workers' Struggles Today (Pluto, 2016).Salim Vally is Professor and Director of CERT, Faculty of Education, at the University of Johannesburg and the National Research Foundation - South African Research Initiative’s Chair in Community, Adult and Workers Education. He is co-editor of Education, Economy and Society (UNISA Press, 2014), and Reflections on Knowledge, Learning and Social Movements: History's Schools (Routledge, 2018).