Volume! is a new exhibition space founded and run by the collector Franco Nucci—a rare example of a nonprofit private initiative in Rome. The idea is simply to allow the invited artists to freely transform the interior spaces and the material composition of the building’s walls, ceilings, and floors. Site and work inevitably enter into a state of symbiosis, or else of conflict, calling into question the white cube and traditional hierarchies of use. But for his work Mama, 2000, Paolo Canevari decided to leave the space intact and unaltered. Everything was left in its raw state, the walls