William Anderson is a historian, educator, and author of twenty-five books of biography, travel, and history. His groundbreaking research on Laura Ingalls Wilder and her books led to many HarperCollins titles, including Laura Ingalls Wilder: A Biography, Laura Ingalls Wilder Country, and A Little House Sampler. He has also written for Travel & Leisure, the Saturday Evening Post, the Christian Science Monitor, and many other national magazines. Anderson is a frequent speaker at conferences, schools, and libraries. He makes his home in Michigan.