Anita Ganeri has written over three hundred information books for children on subjects including natural history, religion and geography. Her books include the Horrible Geography series, which won the Geographical Association Silver Award.
Marie-Ève Tremblay is an award-winning illustrator based in Montreal, Canada. She finds inspiration for her work in her trips abroad, in nature, and encounters in everyday life. She has illustrated numerous children's books as well as for magazines and television. She is the illustrator of I Wonder Why The Sun Rises and I Wonder Why Stars Twinkle.