SUDELEY, 28 August 2011 - Material World's curator Janice Blackburn tries out Amanda Levete's Drift Bench, part of 'Material Worlds, Sotheby’s at Sudeley Castle: a Selling Exhibition', on view from 28 July to 30 September 2011.

Sotheby’s launched its first sale-specific iPad app with Material Worlds, which allowed users to view an interactive map of the groups, explore more details about the artists and their works, and watch an array of videos.