Michael O’Mara Books have revealed that John Barrowman, who is best known to us for playing Captain Jack in both Doctor Who and Torchwood, will be releasing a second autobiography later this year. The autobiography is called 'I Am What I Am', and it is written by both John Barrowman, and his sister Carole E Barrowman (see our interview with Carole here), and it will take a look at John's life over the past two years. 'I Am What I Am' will be published in hardback format, it features 272 pages, and it will go on sale on the 1st of September at the RRP of £20.