Lucy Catchpole is the co-author of the picture book You're SO Amazing! with her husband, James Catchpole. Mama Car is her first book as sole author. She has a degree in English from Oxford University and has written about disability and family for the BBC and The Guardian. Lucy, James, and their daughters live in the United Kingdom, where they run a children's literary agency. Lucy invites you to visit her online at thecatchpoles.net or whathappenedtoyou.co.uk, and on Instagram @thecatchpoles.

Karen George is the illustrator of What Happened to You? and You're SO Amazing! She received a first-class honors degree in fine art as well as an MA from the Royal College of Art, and she won Waterstones' "Picture This" competition to illustrate Freddie and the Fairy. Karen now spends her time drawing, painting, and writing in Bristol, where she lives with her family and Dr. Calamari the cat. She invites you to visit her online at karengeorge.me and on Instagram @karengeorge_books.