Photo: The Iowa State University Book Store sells Fifty Shades trilogy by katherineklingseis September 8, 2012June 6, 2013 The Iowa State University Book Store sells copies of “Fifty Shades of Grey” at the “What’s So Bad About ‘Fifty Shades of Grey'” panel, which was held in observance of Banned Book Week on Aug. 31, 2012. Photo: Katherine Klingseis/Iowa State Daily. Share this:TwitterFacebookLike this:Like Loading... Related