Julia March is a writer and editor with more than 16 years' experience in children's licensing. Her titles include LEGO Batman Movie: the Essential Guide; LEGO Ninjago Movie: the Essential Guide ; and a variety of DK Readers and sticker books. Julia lives and works in London. Hannah Dolan is a writer and editor. She has written and created all kinds of bestselling LEGO books, including the LEGO Star Wars Character Encyclopedia, the LEGO NINJAGO Visual Dictionary, and the LEGO Minifigure Handbook. She is based in Cambridgeshire, where she spends many a weekend building LEGO models with her partner and young son. Jessica Farrell is a professional Brick Artist from Ireland who has loved LEGO since the age of four. Her creations have been exhibited internationally and she has produced many notable commissioned works.

Jessica lives in a little house on the bog along with her family and several million LEGO bricks.