Agnes Akkerman is a sociologist and a Professor of Regulation of Labour at AIAS-HSI, Amsterdam Law School, University of AmsterdamBernd Brandl is Professor in Management at the Durham University Business School, UKAlex Lehr is Associate Professor of Sustainable Employment Relations at Radboud University, the NetherlandsKurt Vandaele is a political scientist and Senior Researcher at the European Trade Union Institute, Belgium