Aidan Onn (Author) Writer Aidan Onn was born in the UK but grew up in Hong Kong. After returning to the UK to study design and film production, he settled in London. His other titles for Laurence King include Who Did This Poo? , Monster Hotel and Poo Bingo . Claudia Boldt (Illustrator) Claudia Boldt is a young German illustrator based in London. She attended the Glasgow School of Art, and then Kingston University, London, where she graduated with her Masters in Illustration in 2007. Claudia was a winner of the Booktrust Best New Illustrators Award. She is the co-founder of children's newspaper The Loop .