Kirstin Drenkhahn is a lawyer by training and a Full Professor of Criminal Law and Criminology in the Department of Law at the Freie Universität Berlin, Germany. Fabien Jobard holds a PhD in Political Science and is a Senior Researcher at CNRS, France. Tobias Singelnstein is a Full Professor of Criminology and Criminal Law in the Department of Law at Goethe University Frankfurt am Main, Germany.