Pierre-François Mouriaux is a journalist, a specialist in the space field, and a contributor to several industry space magazines, including Air & Cosmos. He has authored or coauthored six children's books and is president of the association "Stories of Space." Visit the website at www.cosmopif.com. Jérémie Claeys is especially passionate about crafting visual metaphors that allow people to better understand each other. He is illustrator of The Human Body: Interactive Mazes for Exploring and has worked with clients such as Heineken, the British Council, and more.