Saint Laurent Psych Rock Collection–Hedi Slimane’s spring 2015 Saint Laurent unisex collection will be part of the visual element of his new book and exhibition ‘Sonic’. The new project is set to be exhibited at The Foundation Pierre Bergé-Yves Saint Laurent from September 2014. For inclusion in ‘Sonic’, Slimane photographs four models with their backs to the camera, taking in the details of his latest Saint Laurent collection and emphasizing its unisex nature.