Ally Carter, whose real name is Sarah Fogleman, is an American author born on 1st January 1974 in the US. She writes books about spies, thieves and teenagers. She is the New York Times best-selling author of the Gallagher Girls and Heist Society series. Her books have been published all over the world, in over 20 languages. Ally currently lives in Oklahoma, where she is busy masterminding her next big Heist Society.