Original: Lafayette Ronald Hubbard ( March 13 , 1911 -- January 24 , 1986 ) was an American science fiction author who developed a self-help system called Dianetics , which was first published in 1950 .
Simplified: Lafayette Ronald Hubbard ( 13 March 1911 -- 24 January 1986 ) was an American fiction writer and creator of Dianetics .