As far as I know the example you mention was the work of Andrea James, and not Conway, but Conway's continued collaboration with someone that cruel and unhinged is, I think, an aspect of her life that shouldn't be ignored.
(Does it cancel out her many unambiguously positive and praiseworthy achievements? No. People are complicated.)
(Does it cancel out her many unambiguously positive and praiseworthy achievements? No. People are complicated.)