Jill Murphy is one of Britain's most treasured author-illustrators, who wrote and illustrated her first book, the bestselling The Worst Witch, while still only eighteen. She then went on to create the award-winning Large Family series - a series which has sold over five million copies worldwide, been adapted for television and includes the Kate Greenaway commended All in One Piece and the shortlisted A Quiet Night In. Jill's other characters include a small monster called Marlon who appeared in the acclaimed picture books The Last Noo-noo and All for One. Jill lives in Cornwall.