Question: What author is well known for writing speculative fiction and featured cover art by her brother on one of her books?
Sentence (from "C. J. Cherryh"): 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.
Relevant evidence: No