While the famous oracle of Delphi is today more a tourist attraction than a sacred site, the mystical, seemingly omniscient quality of oracles is very much present in our modern world - from the 'Oracle of Omaha' Warren Buffett to the high-tech computer database company Oracle to the proliferation of oracle decks. Now, as ever, if you need an answer, consult an oracle! In The Complete Idiot s Guide to Oracles , readers can explore the nature of oracles...