Pirkko-Liisa Surojegin is a well-known Finnish illustrator, renowned for her delicate, detailed portrayals of Finland's wildlife and folklore. She graduated in 1977 from Helsinki University of Art and Design and has since illustrated many books loved by children and adults. She is the illustrator of Otto and the Secret Light of Christmas, co-created with her daughter Nora, and An Illustrated Kalevala, both published by Floris Books.