Dagmar Kutsar, PhD, is an Associate Professor of Social Policy at the University of Tartu in Estonia. Her research interests are in family, childhood and welfare research and policies. She has been a partner in several international research projects, such as EU 6FP PROFIT, IPROSEC, NoE EQUALSOC, EU FP7 FLOWS, and others. She has been a member of the Standing Committee of Social Sciences of the European Science Foundation, a member of the Executive Committee and Chair of the National Associations Council of the European Sociological Association. She was an Expert on the EU 7FP Youth Social Inclusion Cluster at the European Commission, a member of the Advisory Group of the Widening Programme at the EU Horizon 2020 and an Advisory Group member of the UNICEF Report Card Nr16. Her recent co-edited books in English include Internationalisation of Social Sciences in Central and Eastern Europe. The 'Catching Up' - A Myth or a Strategy?' (Routledge, 2010) and Local Welfare Policymaking in European Cities (Springer, 2015). She has guest-edited a special issue of the Population Review (Special Collection No.

8) in 2021. Mai Beilmann, PhD, is Associate Professor of Empirical Sociology at the Institute of Social Studies, University of Tartu. She has worked on various EU projects and the European Social Survey 2021, related to children's well-being, including youth skills, child vulnerability, urban policy innovations, migration challenges, active citizenship construction of European youth, and so on. She has publications in international peer-reviewed journals and in Estonian publications, including the Journal of Applied Youth Studies, Journal of Media Literacy Education, Journal of Social Science Education and has presented at conferences such as ISPCAN (International Society for the Prevention of Child Abuse and Neglect). Oliver Nahkur, PhD, is a Research Fellow at the Institute of Social Studies, University of Tartu. Oliver does research in quality of life studies, social indicators research, mental health and well-being, interpersonal violence and health politics and policy. He publishes regularly in peer-reviewed edited volumes as well as international journals on subjective well-being, impacts of migration on children's well-being, children's life satisfaction, and related topics. He is a member of the International Society for Quality-of-Life Studies.