Stephenie Meyer is an American author best known for her Twilight series of vampire romance novels. She has sold over 100 million copies of her books worldwide, making her one of the most successful authors of all time. Meyer's Twilight series follows the story of Bella Swan, a teenage girl who falls in love with a vampire named Edward Cullen. The series has been adapted into five feature films, with the fifth and final installment released in 2012. Meyer has also written other works, including The Host, The Chemist, and The Seeker.