Former English professional football player Clarke Carlisle, pictured at the Edinburgh International Book Festival where he talked about his autobiography entitled 'You Don't Know Me, But'. The three-week event is the world's biggest literary festival and is held during the annual Edinburgh Festival. The 2014 event featured talks and presentations by more than 500 authors from around the world and was the 31st edition of the festival. (Photo by Colin McPherson/Corbis via Getty Images)