Santaroga seemed to be nothing more than a prosperous farm community. But there was something . . . different . . . about Santaroga. Santaroga had no juvenile delinquency, or any crime at all. Outsiders found no house for sale or rent in this valley, and no one ever moved out. No one bought cigarettes in Santaroga. No cheese, wine, beer or produce from outside the valley could be sold there. The list went on and on and grew stranger and stranger...
The genre of science fiction writing has two great pillars representing the wonder and promise of future worlds, and the intricate technology as yet unimagined, except by their questing minds. Frank Herbert and Robert Heinlein were contemporaries who saw sci-fi through these different lenses.