A creative and curious person, Joseph Toone is the best-selling author of the Secrets of San Miguel de Allende series of... A creative and curious person, Joseph Toone is the best-selling author of the Secrets of San Miguel de Allende series of books. He creates the incredible drawings of the Maria dolls by hand. His art projects promote Maria dolls made by indigenous women, by creating coloring books that explore the world of Mexican folk art. The books provide a way for the women who make Otomi dolls to promote their dolls with love and tradition, making them endlessly fascinating and fun to color.