Jonathan Stutzman is a New York Times bestselling, award-winning author of books for kids. His books have been translated in more than a dozen languages all over the world. He lives in a small town in Pennsylvania with his wife and their french bulldog Hugo. Jay Fleck is a designer and illustrator based in Shorewood, Illinois. He is the illustrator of the picture books Double Take!, Black Belt Bunny, and Everything You. His artwork has been featured on products at the GAP, on Threadless, and on the front page of Society6.com, as well as a number of other brick-and-mortar and internet stores. Tilly and Tank was the first picture book he has both written and illustrated.