She had many codenames - Diane, Camille, Marie, Philomene - but to the Gestapo she was simply the Limping Lady because of her wooden leg. Gestapo chief Hermann Göring put out Wanted posters offering a reward for the capture of the woman he viewed as the most dangerous spy in war-torn France. But Virginia Hall ignored the Nazi secret police, and, working for Winston Churchill's SOE, the Special Operations Executive, forerunner of MI6, she slipped back and forth between London and France, wreaking havoc behind enemy lines. When he set up the SOE, Churchill said he wanted it "to set...