David Cameron is a British politician who has served as the Prime Minister of the United Kingdom since 2010, as Leader of the Conservative Party since 2005 and as the Member of Parliament (MP) for Witney since 2001. Dylan Jones is the award-winning editor of GQ magazine and a columnist for the Independent and the Mail on Sunday. He has written and edited a variety of books, most notably a personal history of Apple, `iPod Therefore I Am', and the international bestselling biography, `Jim Morrison: Dark Star'. He is a former editor at i-D, The Face, Arena, the Observer and the Sunday Times. `The best magazine editor in Britain,' Matthew d'Ancona, editor of The Spectator.