Lauren Kate is an American author of young adult fiction. She is best known for her Fallen series, which follows the story of a teenage girl who discovers she is part of a battle between fallen angels and the guardian angels who protect them. Her other works include the Teardrop series, the Waterfall series, and the Rapture series. She has also written several stand-alone novels, including The Betrayal of Natalie Hargrove and The Orphan's Song. Kate's books have been translated into more than thirty languages and have sold millions of copies worldwide. She is a New York Times bestselling author and has been featured in numerous publications, including Entertainment Weekly and People Magazine.