including Joseph Beuys, Cai Guo-Qiang, Maurizio Cattelan, Jimmie Durham, Thomas Hirschhorn, Ryan Gander, Mona Hatoum, Susan Hiller, Damien Hirst, Brian Jungen, Dr. Lakra, Louise Lawler, Sherrie Levine, John McCracken, Bruce Nauman, Mike Nelson, Cornelia Parker, Sigmar Polke, Ugo Rondinone, Daniel Spoerri, Haim Steinbach, Francis Upritchard, Jeffrey Vallance, Andy Warhol and Rebecca Warren.

click here and here and and here
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