Citizen Art Days CITIZEN ART DAYS (Oscar Ardila, Kerstin Polzin, Stefan Krüskemper) Berlin, Germany Citizen Art Days e.V. is an association of artists based in Berlin. Since 2012 Citizen Art Days has offered an artistic platform that brings together citizens, artists and city actors to solve specific problems in public spaces using artistic strategies. The themes are post-growth economy, sustainability, and coexistence. The aim is the joint development and participatory shaping of ideal (artistic) spaces that offer ample opportunities for experimentation and design for all involved.