Discusses writers such as Poul Anderson, Brian W. Aldiss, Isaac Asimov, J.G. Ballard, Alfred Bester, James Blish, Anthony Boucher, Ray Bradbury, Algis Budrys, Edgar Rice Burroughs, John W. Campbell, Arthur C. Clarke, Hal Clement, Samuel R. Delany, Lester del Rey, Philip K. Dick, Gordon R. Dickson, Thomas Disch, Harlan Ellison, Philip Jose Farmer, Randall Garrett, Robert A. Heinlein, Zenna Henderson, Frank Herbert, Damon Knight, Cyril Kornbluth, Ursula...

Essays on major science fiction writers.