Kaye Umansky is a former primary school teacher specializing in music and drama. Now a full time children's book author and poet, she is the award-winning creator of the bestselling Pongwiffy series and has authored many books for young readers. She lives with her family in London. Visit her online at KayeUmansky.com.

Alice McKinley received an MA in children's picture book illustration from the Cambridge School of Arts and has worked as a children's book designer, before pursuing her dream to become an author and illustrator. Her first book, Nine Lives Newton, received wide acclaim. She lives with her family in Brighton. Visit her online at AliceMcKinley.co.uk.