Joan Aiken is the award-winning author of over a hundred books for children and adults, including The Wolves of Willoughby Chase, The Whispering Mountain, The Shadow Guests, and A Necklace of Raindrops and Other Stories. She lives in Sussex, England.
Gris Grimley is the illustrator of many books for young readers, including The Cockatrice Boy by Joan Aiken and A Collection of Edgar Allan Poe. He lives in Los Angeles.