Danger at Snow Hill (Dog Watch #3)

Mary Casanova is author of more than thirty books for young readers, ranging from picture books such as One-Dog Canoe and Wake Up, Island (Minnesota, 2016) to the novels Moose Tracks (Minnesota, 2013) and Frozen (Minnesota, 2012). Her books have earned the American Library Association Notable Award, Aesop Accolades from the American Folklore Society, Parents' Choice Gold Award, and Booklist Editors' Choice, as well as two Minnesota Book Awards. She and her husband live in northern Minnesota near the Canadian border.

Nick Wroblewski is an artist and printmaker specializing in handmade woodcut blockprints; his art is in private collections and galleries throughout the country. He illustrated Mary Casanova's book Wake Up, Island (Minnesota, 2016) and lives in Duluth, Minnesota, with his wife and two children.