What happens when you give a group of rogue scientists a blank check to win World War II by any means necessary? From attempting to feminize Hitler with estrogen-laced carrots to releasing radioactive foxes in Japan, the OSS's 'Dirty Tricks Department' redefined the limits of human ingenuity and ethical boundaries. Historian John Lisle explores the dark, whimsical, and often terrifying origin story of the modern CIA and the man who became the real-life Professor Moriarty.