Pirkko-Liisa Surojegin is a Finnish illustrator, renowned for her delicate, detailed portrayals of Finland's wildlife and folklore. She is the illustrator of Otto and the Secret Light of Christmas and Olwen Finds her Wings, co-created with her daughter Nora, and An Illustrated Kalevala. Jill Timbers is a Finnish-English translator based in Normal, Illinois. Originally from Pennsylvania, Timbers followed a fascination with languages to Finland, where she fell in love with the country. Her literary translations include Otto and the Secret Light of Christmas and An Illustrated Collection of Nordic Animal Tales.