Laura Hoptman is Kraus Family Senior Curator at the New Museum, New York, where her exhibitions have included 'Unmonumental' (2007, co-curated with Richard Flood and Massimiliano Gioni), 'Tomma Abts' (2008) and 'Elizabeth Peyton' (2008).
Iwona Blazwick is Director of the Whitechapel Art Gallery, London. Previously she was Head of Exhibitions and Displays at Tate Modern and Commissioning Editor of Contemporary Art at Phaidon Press.
John Giorno is a poet, performance artist and AIDS activist and fundraiser whose collaborators have included William Burroughs, Patti Smith, Laurie Anderson and Robert Mapplethorpe.