Craig L. Foster earned a MA and MLIS at Brigham Young University. He is also an accredited genealogist and works as a research consultant at the Family History Library in Salt Lake City. He has published articles about different aspects of Mormon history. He is the author of two books, coauthor of another and coeditor of a three volume series discussing the history and theology of plural marriage. Foster is also on the editorial board of the John Whitmer Historical Association Journal.