Susan Campbell Bartoletti has published poetry, short stories, picture books, and novels, but she is best known for her love of story, research, and footnotes.

Her nonfiction books have received dozens of awards and honors, including the Newbery Honor, the ALA Robert F. Sibert Award for Nonfiction, the NCTE Orbis Pictus Award for Nonfiction, the YALSA Excellence in Nonfiction Honor, the Jane Addams Children's Book Award, and the Washington Post/ Children's Book Guild Nonfiction Award for her body of work.

She grew up in a dog-loving family. She and her husband live most of the year in northeastern Pennsylvania and part of the year in Paisley, Scotland. They have a much-loved Shih Tzu named Walter who sometimes makes bad decisions.

Dena Seiferling is an artist who illustrates and authors picture books, which often feature an appreciation for animals and nature. She works with a variety of mediums, including drawing with graphite and needle-felted sculpture. The books she has illustrated include King Mouse and Bear Wants to Sing, both written by Cary Fagan; her self-authored book, The Language of Flowers; Eric Fan's Night Lunch, which won the Best Illustrated Children's Book of the Year Award from The New York Times and New York Public Library; and Kate Hoefler's The Couch in the Yard. She lives in Alberta, Canada.