Mary’s first book, I Like it When… was published with Egmont in 1997. Since then she has written and illustrated more than 45 bright, strong books, mainly for pre-schoolers. Her most recent books are Look, Puppy! illustrated by Victoria Byron (Walker Books 2021) and Only a Tree Knows How to be a Tree, (Otter-Barry Books 2020). She finds the work challenging, interesting and a lot of fun.