Jack Gantos was raised in the town of Norvelt, Pennsylvania, and many other places, and now lives in Boston. In addition to his twenty Rotten Ralph books, he is also the author of the Joey Pigza series, the Jack Henry story collections, and two novels about Norvelt, including the Newbery Medal winner, Dead End in Norvelt.
Nicole Rubel has illustrated all the Rotten Ralph books as well as her own autobiographical novel, It's Hot and Cold in Miami. She lives in Portland, Oregon.