Ronald Walker is a professional historian living in Salt Lake City, and was formerly a professor of history at Brigham Young University. He is the author or editor of eight books and more than five dozen historical articles dealing mainly with Western, Utah, and Mormon history. The Mormon History Association has recognized his work with many citations and awards, including its Best Book Award. He has served as president of the Mormon History Association. He is the co-author of the newly published book, Massacre at Mountain Meadows.