David Mitchell looks into why people sign autographs. And oh! Did he not tell you that he has a book out now? br Buy David Mitchell's 'Back Story' @ LIKE David Mitchell on Facebook @ David Mitchell's Soapbox DVD @ br ABOUT DAVID MITCHELL'S SOAPBOX:br David Mitchell, star of UK TV favourites Peep Show and That Mitchell and Webb Look, brings us his unique perspective on the issues facing men of the world today.