Anne Frank was an ordinary girl living in extraordinary times. Forced to go into hiding to escape the Nazis' persecution of Jews in World War II, Anne kept a diary that would become one of the most famous books in the world. Isabel Thomas studied Human Sciences at the University of Oxford. She is a science writer and children's author who has been shortlisted for the Royal Society Young People's Book Prize, the ASE Science Book of the Year, and the Blue Peter Book Awards. Isabel also writes for children's science magazines Whizz Pop Bang and The Week Junior Science + Nature, and for science outreach projects. She is a primary school governor and parent of three young sons.Paola Escobar is graphic designer and illustrator from Colombia, working across book publishing and a broad range of print and digital magazines. She currently works as a freelance illustrator from her home in Bogotá, where she lives with her husband and her dog Flora.