Dr Robert Lomas has worked on cruise-missile guidance systems and Fire Brigade command-and-control systems and was involved in the early develop-ment of personal computers. He currently is a Visiting Fellow in Operations Management at Bradford University School of Management. He is author, or co-author, of best-selling books on Freemasonry and Science, including The Hiram Key, Turning the Hiram Key, Freemasonry and the Birth of Modern Science, The Man Who Invented the Twentieth Century and The Lewis Guide to Masonic Symbols.