If you are a savvy traveller in Europe, you have probably come across the European Health Insurance Card, which grants European residents free access to a number of healthcare services in any EU member state. Yet, healthcare policies continue to be mainly a national prerogative. Hans Vollaard, Hester van de Bovenkamp and Dorte Sindbjerg Martinsen show, nevertheless, that the EU has become increasingly involved in the public health decisions of its member states. Read their article “The making of a European healthcare union: a federalist perspective” published in the Journal of European Public Policy to learn more about how a co-operative federative system is shaping the provision of healthcare in the EU.