This may be the book for which Ellison is best known -- and he was the editor, not the author.
"Editor "doesn't begin to describe the accomplishment here, which is quite astounding. Until Dangerous Visions,
science fiction anthologies tended to be thin, both in content and
quality: second-rate tales from seldom-read authors, gathered more or
less at random and slapped between cheap paper covers bearing lurid
illustrations that had nothing to do with the content within.
changed the rules. He solicited only unpublished works, and only from
the most accomplished writers, both grand old masters and hot
newcomers. Moreover, he urged his contributors to stretch, to challenge
their own abilities, to offer something cutting edge that might scare
off editors of the more conventional science fiction magazines.
He got what he was after. At the time of its publication, Dangerous Visions truly
was dangerous. A good many of its stories remain fresh and daring
today, nearly three decades hence -- particularly "Riders of the Purple
Wage" by Phillip Josť Farmer and "Aye, and Gomorrah ..." by Samuel R.