Katie has been writing non-fiction children's books for almost half her life and loves questioning the world from a child's point of view. She's developed some of Usborne's bestselling series, including the See Inside books and Lift-the-flap Questions & Answers.

When she's not writing, she likes drinking coffee, walking on the moors and playing competitive board games with her children.,

Marta Alvarez Miguens is a self-taught children's illustrator. She was born in a small town in Galicia, Spain, and currently lives in La Coruna, Spain.

She is the illustrator of Shark Lady (written by Jess Keating), which was named a 2018 Best STEM Book by the Children's Book Council as well as a Best STEM Book by the National Science Teachers Association.