Following World War II in 1945, Schäfer served as a young people's leader in the Evangelical Free Church. He was removed from his position there after rumors arose that he was molesting young boys. He then set out as an itinerant preacher and singer, traveling around Germany and preaching. During the 1950s, Schäfer became a follower and promoter of the teachings of American preacher, William M. Branham, one of the founders of the post-World War II healing revival who was also an influence on Jim Jones.Colonia Dignidad and Jonestown by John Collins, Alternative Considerations of Jonestown & Peoples Temple, San Diego State University Schäfer had been following the ministry of Branham from Germany, and was very excited when Branham made a personal visit to Germany in 1955. Schäfer and other members of his church served as William Branham's personal security detail on his 1955 European tour. Branham advocated "a strict adherence to the Bible, a woman's duty to obey her husband and apocalyptic visions, such as Los Angeles sinking beneath the ocean." Branham held multiple revival campaigns across Europe and Germany during the early 1950s. Schäfer became a friend of Branham who promoted a return to "a more pristine time" of religious and racial purity.
