Hiawyn Oram is a published adapter, author, and an illustrator of children's books. Some of the published credits of Hiawyn Oram include Not So Grizzly Bear Stories, Message for Santa, Angry Arthur, and The Heffalump Grump.
Hiawyn Oram has had over 50 children's books published and also writes for television. She won the Japanese Picture Book Award and the Prix du Livre Culturel as well as being shortlisted for the Smarties Prize. She has published numerous successful books for Orchard, including the Mona the Vampire series, and has created the exciting picture book and fiction series: Rumblewick, the witch's cat, and his unwilling witch Haggy Aggy, which is translated into over ten languages and is under option with DreamWorks for a movie in 2012.