Mary Jo Reinhart wore a variety of hats in high school, prompting her math teacher to announce when the "Mad Hatter" arrived. Now twenty years later, Grinelda the Mad Hatter is Mary Jo's first book. Mary Jo lives in the northwest suburbs of Chicago with her husband and two daughters. Paula Nathan has worked as a fabric artist and graphic designer for over twenty years. Grinelda the Mad Hatter is her first children's book. The mother of two grown children, Paula lives with her husband in the Chicago suburbs. Like Grinelda, Paula spends a lot of time in her art room. Grinelda's art room looks a