The European Union has a democracy problem. The polycrisis that has plagued the EU for years has led to a cacophony of voices calling for fundamental change to the integration project. Yet despite the shock of the Brexit referendum and the electoral upsets caused by nativist parties across the continent, few of the plans for EU reform include concrete proposals to address the perennial democratic deficit. This book looks at how the relationship between citizens, the state and EU institutions has changed in a multi-layered Union. As such, it focuses more on polity than on populism, and does not engage deeply with policy or output legitimacy. Building on the notion of increasing social, economic and political interdependence across borders, t...