Barry Wittenstein has worked at CBS Records, CBS News, and was a web editor and writer for Major League Baseball. He is now an elementary-school substitute teacher and children's author. He is the author of The Boo-Boos That Changed the World: A True Story About an Accidental Invention (Really!) and Waiting for Pumpsie.

Keith Mallett studied art at Hunter College in New York City. He was the in-house artist for Frontline Art Publishers for fifteen years. Keith's work was commissioned to celebrate the 50th anniversary of Jackie Robinson's historic breakthrough into major league baseball, has graced the cover of Chicken Soup for the African American Soul, and has been featured in many movies and TV shows. He is the illustrator of Take a Picture of Me, James VanDerZee and How Jelly Roll Morton Invented Jazz. www.keithmallett.com