Spies Revealed uncovers the fascinating truth about real-life secret agents and the top-secret organizations they work for. From spymasters to moles, defectors to double agents, and sleepers to disguise experts, you'll discover who's who in espionage. See how real spies measure up to fictional secret agents. Read about secret codes and ciphers, cunning spy techniques, dead drops and special spy equipment. You can even become a spy yourself by following special missions that show you essential spy skills, including how to talk like a spy, how to track a target without being detected, and how to send secret messages. From history's most famous spies to the future of spy technology - including robo-spies and cyborg counterespionage - this fact-packed book is the ultimate guide to the mysterious world of spying.