Gwyneth Rees is half Welsh and half English and grew up in Scotland. She studied medicine and qualified as a doctor, working as a child and adolescent psychiatrist before she became a full-time writer. Her bestselling books include the Fairy Dust series, Cosmo and the Magic Sneeze and The Mum Hunt, winner of the Red House Children's Book Award. She lives near London with her husband, two young daughters and one noisy cat.

Becka Moor is a children's book illustrator and storyteller living in Manchester. She studied illustration for children's publishing at Glyndwr University, graduating in 2012. Since then she has worked on a variety of fiction books and series as well as picture books. She rents desk space in a stunning Grade II listed building with other creative folk, has an obsession with cats and loves anything a bit on the quirky side.