Do Androids Dream of Electric Sheep? is a science fiction novel by American writer Philip K. Dick first published in 1968. The main plot follows Rick Deckard, a bounty hunter of androids, while the secondary plot follows John Isidore, a man of sub-normal intelligence who befriends some of the androids.
The novel is set in a post-apocalyptic near future, where the Earth and its populations have been damaged greatly by Nuclear War during World War Terminus. Most types of animals are endangered or extinct due to extreme radiation poisoning from the war. To own an animal is a sign of status, but what is emphasized more is the empathic emotions humans experience towards an animal.
Deckard is faced with "retiring" six escaped Nexus-6 model androids, the latest and most advanced model. Because of this task, the novel explores the issue of what it is to be human. Unlike humans, the androids possess no empathic sense. In essence, Deckard probes the existence of
Only a few know the terrifying truth--an outcast Earth scientist, a rebellious alien inhabitant of a dying planet, a lunar-born human intuitionist who senses the imminent annihilation of the Sun. They know the truth--but who will listen? They have foreseen the cost of abundant energy--but who will believe? These few beings, human and alien, hold the key to the Earth's survival.