Introduction to the Glossary of Common Knowledge (GCK) by curator Bojana Piškur. GCK is curated by Zdenka Badovinac (MG+MSUM), Bojana Piškur (MG+MSUM) and Jesús Carrillo (MNCARS) in collaboration with the L’Internationale narrators and the global family narrators. The roles of the curators is mainly to formulate an overall concept of the project, to propose and edit the terms, to structure the seminar, to edit the book, and last but not least to invite the global family narrators and the meta-narrator.