John Milton Bernhisel had an outsized influence on the early history of the Church of Jesus Christ of Latter-day Saints. He was a loyal friend to Joseph Smith, negotiated with the federal government on behalf of the Latter-day Saints, and had a hot-and-cold relationship with Brigham Young. In this interview, biographer Bruce W. Worthen tells the story of John Bernhisel and the Latter-day Saints.