This special issue of the German Political Science Quarterly addresses the transformation and the sustainability of European party democracies, both at the level of party organization as well as party systems and competition. The contributions in this volume are dedicated to these areas of change of European party democracies from different perspectives. It shows which new dynamics of change can be stated and how they can be explained.

This special issue of the German Political Science Quarterly addresses the transformation and the sustainability of European party democracies, both at the level of party organization as well as party systems and competition. The contributions in this volume are dedicated to these areas of change of European party democracies from different perspectives. It shows which new dynamics of change can be stated and how they can be explained.

This special issue of the German Political Science Quarterly addresses the transformation and the sustainability of European party democracies, both at the level of party organization as well as party systems and competition. The contributions in this volume are dedicated to these areas of change of European party democracies from different perspectives. It shows which new dynamics of change can be stated and how they can be explained.