Mark Janssen studied at the Maastricht Academy of Fine Arts and Design. He illustrates books for children and adults. His recent picture books Nothing Happened , Island and Dinos Don't Exist took the picture book world by storm.

Annemarie van der Eem had a successful hockey career in the Dutch Junior Team and played in the World Hockey Championships in Seoul. She's now an author and journalist with her own copywriting company. I Want a Lion! is Anne m arie v an de r Eem's first book with Lemniscaat.