<p>'A riveting read.' ? Professor Richard Aldrich<br>'The Last Cambridge Spy is not just a fascinating, well-paced book about an interesting individual, but it also invites us to re-appraise the very idea of the "Cambridge spy ring".' ? Sir Dermot Turing<br>John Cairncross was among the most damaging spies of the twentieth century. A member of the infamous Cambridge Ring of Five, he leaked highly sensitive documents from Bletchley Park, MI6 and t...