Helena Vilaça is an Associate Professor with Aggregation in the Department of Sociology at the Faculty of Arts and Humanities of the University of Porto and integrated Researcher at the Institute of Sociology of the University of Porto (IS-UP). Portuguese national coordinator of the EUREL network (since 2013). ORCID: 0000-0003-4966-6551. CIENCIA ID: 9910-FF5F-2FB6.