Camilla Reid is one of the most experienced and successful devisers of preschool books today. Her books have been translated into over twenty-five languages, with combined worldwide sales of over thirty million copies. Combining novelty elements, striking artwork, and Camilla's unique authorial voice, her new range of preschool books for Macmillan Children's Books taps into what families enjoy, placing the child reader at the heart of everything. In 2025, Camilla was named BookTrust Writer-in-Residence; the first early years author to hold the post. Kate Hindley studied illustration at Falmouth College of Art and is now a bestselling and award-winning illustrator. Kate's first picture book, The Great Snortle Hunt written by Claire Freedman, was longlisted for the 2013 Kate Greenaway Medal. Since then Kate has illustrated picture books including How to Wash a Woolly Mammoth, You Must Bring a Hat, The Same But Different Too, The Queen's Wardrobe, The Night Before Christmas in Wonderland, and The Night Before Christmas in Neverland.