The texts which follow and which make up the present publication, have been assembled in order to pursue, through the light shed by the theoretical research of several art historians, philosophers and artists, the Colocation (Cohabitation) program of exhibitions and talks, that we ran at the ensa_Bourges La Box Gallery. from October 2007 to July 2008. It is also a good way to avoid summarizing the program through a retrospective catalogue, preferring continuity to endorsment.