Clare Helen Welsh is a children's book author who lives in Devon with her husband and two children. In 2013, Clare won the The Margaret Carey Scholarship for Picture Book Writers, and in 2014, she received the silver medal at The Greenhouse Funny Prize for her debut picture book Aerodynamics of Biscuits. She teaches at a primary school and has over ten year's experience in Early Years and Key Stage One education.

Olivier Tallec's work has been called "sensitive", "stunning", "breathtaking", and "beautiful". Tallec was born in Brittany, France, in 1970. After graduating from the École Supérieure D'arts Graphiques in Paris, he worked in advertising as a graphic designer, after which he devoted himself to illustration. Since then he has illustrated more than sixty books.