Now, admittedly, I enjoyed this formula in the first two books. Paris! Rome! Art! Adventure! A nerdy professor protagonist! Dan Brown made me want to roam around Rome and look at the back of the Mona Lisa. I thought I liked ...

His best-selling novels illuminate the shadowy organisations that supposedly run the world. But Dan Brown was “honoured” to receive an invitation to join the Freemasons, the arcane fraternity whose tentacles are said to extend into the highest echelons ...