Joan Holub has authored and/or illustrated over 120 children's books, including Shampoodle and Groundhog Weather School. She lives in Raleigh, North Carolina.
Tom Lichtenheld has written and illustrated many popular books for children, including Cloudette and Bridget’s Beret. He is also the illustrator of the New York Times–bestselling books, Duck! Rabbit! and Shark vs. Train. He lives in Geneva, Illinois.