Campbell Geeslin is the author of many books about children in Mexico. His most recent, "Elena's Serenade," received three starred reviews and a Parents' Choice Award. Senor Geeslin lives in White Plains, New York. Ryan Sanchez's work has been shown in galleries all over the world. He has illustrated for "Spin Magazine," "The New Republic," and "The Village Voice. "This is Senor Sanchez's first children's book. He lives in Brooklyn, New York.