Jonathan Emmett was born in England and studied architecture at Nottingham University. He is the author of over sixty children's books and has also illustrated books written by others. He lives in England.
Poly Bernatene is a visiting professor at Buenos Aires School of Fine Art. He has worked in advertising, animation, and comics, and has illustrated over sixty children's books in Argentina, Mexico, Spain, England, Australia, Denmark, Germany, France, China, Taiwan and the United States. He lives in Argentina.