Lois Lowry is the author of more than fifty books for children and young adults, including the New York Times bestselling Giver Quartet and the popular Anastasia Krupnik series. She has received countless honors, among them the Boston Globe-Horn Book Award, the Dorothy Canfield Fisher Award, the California Young Reader Medal, and the Mark Twain Award. She received Newbery Medals for two of her novels, Number the Stars and The Giver .