A Wrinkle in Time is a young adult science fantasy novel written by American author Madeleine L'Engle. First published in 1962, the book won the Newbery Medal, the Sequoyah Book Award and the Lewis Carroll Shelf Award, and was runner-up for the Hans Christian Andersen Award. The main characters – Meg Murry, Charles Wallace Murry, and Calvin O'Keefe – embark on a journey through space and time, from galaxy to galaxy, as they endeavor to rescue the Murrys' father and fight The Black Thing that has intruded into several worlds.