Kallie George is the author of the Magical Animal Adoption Agency series, as well as the Heartwood Hotel series. She works as an author and speaker in Vancouver, Canada, and she holds a master's in children's literature from the University of British Columbia. In addition to writing books for young readers, she leads workshops for aspiring writers.

Born during a blizzard on Groundhog Day in Chicago, Illinois, Stephanie Graegin spent her childhood drawing and collecting fauna in Fort Wayne, Indiana and Houston, Texas. She received her BFA in Fine Arts from the Maryland Institute College of Art in Baltimore, Maryland. She later attended Pratt Institute in Brooklyn, New York, obtaining a Master of Fine Arts in Printmaking. Stephanie now lives in Brooklyn, is still drawing, and has managed to keep her collection down to one orange cat. Find out more at graegin.com.