In 2012, Ohio Condition University professor Hugh City[157] asserted that Hubbard had adopted many of his theories in the early to mid twentieth century astral projection pioneer Sylvan Muldoon stating that Hubbard's description of exteriorizing the thetan is incredibly equivalent if not similar to the descriptions of astral projection in http://messiahkcmar.get-blogging.com/8898515/top-el-ron-hubbard-secrets