Kenneth Paul Johnson is a historian of esotericism who has written books on Theosophy and Edgar Cayce. He was a member of both the Theosophical Society and the Association for Research and Enlightenment from the late 1970s intermittently through the early 2000s. In 2005 he joined the Church of Light (founded by C.C. Zain). On 1 May 2008, Johnson retired from his position as head librarian at the Halifax County-South Boston Regional Library.