Kari Allen is an educator and children's book writer. She has worked with the National Writing Project in New Hampshire to coordinate writing camps and facilitate creative workshops, and is currently a second-grade teacher. THE BOY WHO LOVED MAPS is her debut. You can visit Kari at kariallenwrites.com.

G. Brian Karas is the prolific, versatile, and award-winning illustrator of many books for children, including A Poem in Your Pocket, How Many Seeds in a Pumpkin?, and The Apple Orchard Riddle. He also illustrated A Hat for Mrs. Goldman by Michelle Edwards; Neville by Norton Juster; Clever Jack Takes the Cake by Candace Fleming, which received four starred reviews; Are You Going to Be Good? by Cari Best, a New York Times Best Illustrated Book; and Home on the Bayou, a Boston Globe-Horn Book Honor Book. Visit him at GBrianKaras.com.