James Madison helped to ratify America's constitution and later served as president. But there are many things readers may not know about this Founding Father. Madison, for example, was a prolific writer, helping Alexander Hamilton and John Jay in writing the Federalist Papers. From Madison's short stature to his early days in the White House, there are plenty of fun facts and stories about America's fourth president that readers will love. They'll also be introduced to Madison's wife, Dolley, who was very influential during his presidency.