Sterling Ruby

Hammer Museum, Los Angeles, USA

Hussein Chalayan Frühling / Sommer 2015 Kollektion. Courtesy: Hussein Chalayan

Fashion designer Hussein Chalayan talks about his new role as professor at the Angewandte in Vienna

Mike Kelley in Venice, 1988. Photograph: Sidney Felson

Friends and collaborators remember his life and work

Grappling with the work of an artist who relishes multiple viewpoints, myriad materials and a slippery approach to meaning