Tinsley Mortimer Is Writing a Novel 3.30K Maureen O'Connor 08/23/10 07:36AM Filed to: Books Books Tinsley Mortimer Apocalypse high society Gettypic Socialite and failed reality TV star Tinsley Mortimer is working on the great American novel, to be published by Simon & Schuster. Behold, the death of high society: Manhattan's princess is taking career cues from Nicole Richie. [P6]