Ioana-Elena Oana is a Research Fellow at the European University Institute (EUI) in Florence. She is the developer of the R package SetMethods and has extensive experience in teaching QCA at various international methods schools and universities across the world. Beyond QCA, her substantive work focuses on collective mobilization, public opinion, and party competition dynamics in the multiple crises that have hit the EU since 2008. Carsten Schneider is Professor at the Political Science Department, Central European University (CEU). His research in Comparative Politics and social science methodology has appeared been published by leading international journals and publishing houses. He is the 2019 awardee of the David Collier Mid-Career Achievement Award of APSA's Qualitative and Multi-Method Research section. Eva Thomann is Professor at the Department of Policy and Public Administration at the University of Konstanz. She teaches QCA and comparative research design at various international method schools. Her monograph Customized Implementation of European Union Food Safety Policy: United in Diversity? (2019) received the 2019 best book award by the International Public Policy Association. She co-edits the journal Regulation & Governance.