DAUNIS AUERS Associate Professor of Comparative Politics at the Department of Political Science at the University of LatviaVÍCTOR CUESTA Assistant Professor of Constitutional Law at the Universidad de Las Palmas de Gran Canaria, SpainKARIM GIESE Assistant Professor for Constitutional and Administrative Law at the University Salzburg, Spain, Austria BRUNO KAUFMANN Co-founder and President of the Initiative and Referendum Institute Europe and member of the City Government in Falun, SwedenALGIS KRUPAVICIUS Professor and Director of Policy and Public Administration Institute, Kaunas University of Technology, LithuaniaERIK LÁ TIC Lecturer, Department of Political Science, Comenius University, Bratislava, SlovakiaGEORG LUTZ Project Director of the Swiss Electoral Studies (Selects) at the Social Science Research Centre FORS, Lausanne, Sweden WILFRIED MARXER Director and Head of the Department of Political Sciences at the Liechtenstein Institute, Bendern, LiechtensteinZOLTÁN TIBOR PÁLLINGER Associate Professor for Political Science and Dean of the Faculty of International Relations, Andrássy German-Speaking University Budapest, HungaryANNA RYTEL-WARZOCHA Senior Research and Teaching Fellow at the Faculty of Law and Administration at the University of Gdansk, PolandTHEO SCHILLER Emeritus Professor of Political Science, Philipps University Marburg GermanyMAIJA SETÄLÄ Academy Research Fellow, Department of Political Science, University of Turku in FinlandPIERVINCENZO ULERI Researcher in Political Science at the 'Cesare Alfieri', University of Florence, Italy