What was it like being one of the few struggling science fiction writers in the 30's? Who wrote the first true science fiction? What's the difference between sf and Sci-fi? Who, more than anyone else, changed and developed science fiction? How is Russian science fiction different from American science fiction? Why should you reread 1984? Who should be considered the Dean of Science Fiction? From Frankenstein to Heinlein to "Star Trek," Isaac Asimov knows everybody and everything in science fiction. And now he reveals the thoughts of a lifetime on the subject: from sf conventions to "Close Encounters," from writers to readers, from personalities to predictions of the future. Here are critiques, tips, anecdotes, information, and observations of every kind - a treasure trove for sf fans.