Jane Clarke is the author of more than seventy books for young children, including Who Woke the Baby?, I Saw Anaconda, Neon Leon, Firefly Home, and Leap Frog. She enjoys visiting schools and loves animals, country walks, fossil hunts, meeting up with her sons and their families in the UK and US, and having fun with her grandchildren. Jane Clarke lives in Kent, England.

Britta Teckentrup has created more than thirty books, many of which have been translated into other languages. Her illustrations have appeared in magazines and on housewares, clothes, and packaging. She lives and works in Berlin with her artist husband; her son, Vincent; and their cat.