Roseanne Greenfield Thong has lived in Guatemala and Mexico and is the author of more than a dozen award-winning children's books, including "Round Is a Tortilla," "Wish," "'Twas Nochebuena," "Día de Los Muertos," and "Green Is a Chile Pepper." Her latest book for children, "One is a Piñata," was released earlier this year. She now lives in Orange County, California.