Dr. Helge Kminek is a postdoctoral researcher at the Institute for General Educational Science at Goethe University Frankfurt, Germany. Anna Geyer, B.A., is a student of political science and economics at Goethe University Frankfurt, Germany. Dr. Markus B. Siewert is a postdoctoral researcher at the Munich School of Public Policy and the School of Social Sciences and Technology at the Technical University of Munich, Germany.