Although Mormon Birchers later became famous for "espionage" at Brigham Young University, anti-Birch Mormons were also involved in similar subterfuge. LDS bishop and political scientist J. D. Williams referred in May 1963 to "one of my `spies' in the local Birch Society in Salt Lake City." He felt justified in this approach toward "the Birchers, who hate me . . ."
[Source: J. D. Williams to James M. Whitmire, 21 May 1963. Reed Benson had already targeted Williams for classroom surveillance at the University of Utah. From D. Michael Quinn, Ezra Taft Benson and Mormon Political Conflicts, Dialogue: A Journal of Mormon Thought 26:2 (Summer 1992), also in Quinn, The Mormon Hierarchy: Extensions of Power Salt Lake City (Signature Books, 1994), Chapter 3.]