Brad Meltzer is the New York Times bestselling author of Heroes for My Son, Heroes for My Daughter, The First Conspiracy, and a number of suspense novels like The Escape Artist. He also helped find the missing 9/11 flag with his is History Channel television show Brad Meltzer's Lost History. He lives in Florida with his wife and their three children.

Christopher Eliopoulos began his illustration career at Marvel Comics, and has worked on thousands of comics, including Cosmic Commandos, and Monster Mayhem. He is the author/illustrator of the picture book The Yawns Are Coming! He lives in New Jersey with his wife and their identical twin sons (when the boys are home from college). - (Penguin Putnam)