Gate of Ivrel is a 1976 science fiction novel written by which American writer of speculative fiction, Carolyn Janice Cherry is better know as who?
C. J. Cherryh
Title: Brothers of Earth
Passage: Brothers of Earth is a 1976 science fiction novel by American writer C. J. Cherryh.  It was the second of Cherryh's novels to be published, appearing after "Gate of Ivrel", although she had completed and submitted "Brothers of Earth" first.  Donald A. Wollheim, the editor of DAW Books, decided that publishing "Gate of Ivrel" first would be more commercially desirable, so "Brothers of Earth" was delayed until the former was released.
Title: C. J. Cherryh
Passage: Carolyn Janice Cherry (born September 1, 1942), better known by the pen name C. J. Cherryh, is an American writer of speculative fiction.  She has written more than 60 books since the mid-1970s, including the Hugo Award-winning novels "Downbelow Station" (1981) and "Cyteen" (1988), both set in her Alliance-Union universe.  She is known for "world building," depicting fictional realms with great realism supported by vast research in history, language, psychology, and archeology.  Her series of fantasy novels set in the Alliance-Union universe, the Morgaine Stories, have sold in excess of 3 million copies.
Title: Gate of Ivrel
Passage: Gate of Ivrel is a 1976 science fiction novel written by C. J. Cherryh and was her first published work.  It is the first of four books composing the Morgaine Stories, chronicling the deeds of Morgaine, a woman consumed by a mission of the utmost importance, and her chance-met companion, Nhi Vanye i Chya.
C. J. Cherryh Gate of Ivrel