Kirsteen Robson joined Usborne in 1997 with a background in music, education, and Christian publishing. She has written and edited over 300 Usborne titles, from dictionaries and encyclopedias to activity books with flaps, stickers and sounds. She loves the challenge of writing about anything from aardvarks to zombies.

Maria is an illustrator based in Bratislava, Slovakia. She graduated from Academy of Fine Arts and Design and Tomas Bata University in Czech Republic.

Her award winning illustrations can be found mostly in children's books and magazines, however she has also worked with advertising agencies and non-profit organisations. To recharge and find inspiration she enjoys long hikes in the mountains, trips to the countryside, running and evenings spent with her family and friends.