Marie Stumpfova is a visual artist, illustrator, and author who loves crossing over into other disciplines and graphic techniques. In recent years, her primary focus has shifted towards her freelance work, which encompasses drawing, painting, and printmaking, and she has transitioned away from creating content for children and now concentrates on exploring feminine themes. As a member of the Association of Czech Graphic Artists, Marie has earned numerous prestigious book awards in the Czech Republic, where she lives.

Radek Maly is a Czech writer, poet, translator, and university teacher. He has achieved international success through his young adult book Franz Kafka: A Man of His Time and Our Own (2017) and his picture book Our Cat's Day (2023). His non-fiction books Atlas of Extinct Animals (2021), Atlas of Endangered Animals (2021), and Atlas of Prehistoric Animals (2024) have been translated into several languages, and his poetry collection for children Postman Wind (2011) was entered on the IBBY Honour List.