Note: UK writer publishing young-adult fantasy under her own name from 1980; "Morris remains a central crafter of tales for her demanding market." --Encyclopedia of Fantasy (1997), entry by John Clute MJM wrote crime novels as Kenneth O'Hara (WorldCat-1); other books and radio/TV scripts as Jean Morris. --PrettySinister.blogspot.com, EoF/Clute Library of Congress gives name Jean R. Morris, born 1924; does not know her to be Kenneth O'Hara (LCCN as born 1928).