Who has more controverial works, Robert A. Heinlein or Jonathan Carroll?
Robert A. Heinlein: Robert Anson Heinlein ( ; July 7, 1907 – May 8, 1988) was an American science fiction writer. Robert A. Heinlein:  Often called the "dean of science fiction writers", his sometimes controversial works continue to have an influential effect on the genre, and on modern culture more generally.
i don't know