Eileen Spinelli is the celebrated author of numerous books for children. Sophie's Masterpiece is taken from personal experiance when, as a young woman, she lived in a boarding house and met a young mother who couldn't afford to buy her baby a blanket. Eileen Spinelli lives in West Chester, Pennsylvania with her husband, author Jerry Spinelli.

Paul Yalowitz is the acclaimed illustrator of a number of children’s books, including?The Spooky Eerie Night Noise?by Mona Rabun Reeves and Somebody Loves You, Mr. Hatch by Eileen Spinelli. He lives in Brentwood, New York.