Following on from the phenomenally successful The Da Vinci Code and Angels and Demons, Dan Brown's next thriller, The Lost Symbol, is set to feature Harvard symbologist Robert Langdon once again, whose exploits will take him inside the secret societies of the Freemasons and Rosicrucians – replacing Opus Dei and the Illuminati of previous adventures.Decoding the Lost Symbol by bestselling author Simon Cox is an A to Z guide featuring illustrations and colour photographs to illuminate the text. It will provide all the answers to the cryptic mysteries in Dan Brown's highly anticipated new novel.Simon Cox is the author of two other guides to Dan Brown's novels, Cracking the Da Vinci Code and Illuminating Angels and Demons, and Decoding the Lost Symbol is hotly tipped to repeat their huge success. Cracking the Da Vinci Code has now been translated into over 15 languages and has sold over two million copies worldwide, while a spin-off DVD of the same name has sold one and a half million copies. No wonder, then, that Decoding the Lost Symbol is almost as eagerly awaited as Dan Brown's next novel itself.Simon Cox's guide will be the essential and most authoritative companion to The Lost Symbol, giving vital background information and shedding new light on the many mysteries at the heart of Dan Brown's new story.