Donna Jo Napoli is a distinguished academic in the field of linguistics and teaches at Swarthmore College. She is also the author of more than eighty books for young readers.
David Wiesner is internationally renowned for his visual storytelling and has won the Caldecott Medal three times—for Tuesday, The Three Pigs, and Flotsam—only the second person to ever do so. He is also the recipient of three Caldecott Honors, for Free Fall, Sector 7, and Mr. Wuffles. He lives near Philadelphia with his family.