included libertarianism as a prominent theme. Some notable examples include The Moon Is a Harsh Mistress, Time Enough for Love, Stranger in a Strange Land, and the posthumously published For Us, the Living. Limited-franchise republic In Starship Troopers Robert A. Heinlein describes a state in which citizens must earn voting rights and the right to hold electoral office and certain civil service jobs by completing a period of federal service. Militarism In Starship Troopers, Robert A. Heinlein describes a future Earth in which a world government is run by military veterans who despise the previous "social scientists" that ran the world. Joe Haldeman, The Forever War Mind reading and mind control Alfred Bester. 1953. The Demolished Man. Thomas M. Disch. 1968. Camp Concentration. Greag Bear, Eon National security state Rex Gordon. 1969. The Yellow Fraction. New York: Ace. . pages. 26–28. Nepotism John Barnes. 2001. The Merchants of Souls. New York: Tor. . pages 119–120. P2P system Daniel Suarez, Freedom™ Pacifism Ursula K. Le Guin. The Dispossessed. Plutocracy Max Barry. 2003. Jennifer Government. New York: Vintage. . pages 238–239. Jonathan Morris. Doctor Who: Anachrophobia. London: BBC Books. . Proportional representation David Brin. 1999. Foundation's Triumph. New York: Harper Torch. . page 65. Kim Stanley Robinson. 1996. Blue Mars Scott Westerfeld. 2003. The Killing of Worlds. New York: Tor. . page 298. Racism Malorie Blackman. Noughts & Crosses series. Norman Spinrad. Bug Jack Barron. Revolution Robert A. Heinlein. The Moon Is a Harsh Mistress. Norman Spinrad. The Men in the Jungle. Frank Herbert. The Dune novels Slavery Robert A. Heinlein. Citizen of the Galaxy Socialism In For Us, The Living: A Comedy of Customs, Robert A. Heinlein describes a future United States of America with liberal social values and a social credit or anti-bank economic system. The Fall Revolution books of Ken MacLeod. The Mars Trilogy books of Kim Stanley Robinson. Theocracy In Revolt in 2100, Robert A. Heinlein describes a future conservative Christian theocracy ruling what had been the United States of America. Margaret Atwood. The Handmaid's Tale. Allen Steele. Coyote. Ian Stewart & Jack Cohen. Heaven. Ben Bova. In his Grand Tour series Earth is run by a loose federation of theocracies. Totalitarianism George Orwell. Nineteen Eighty-Four. Yevgeny Zamyatin. We John Barnes explores the nature of totalitarianism in his Century Next Door novels: Candle and The Sky So Big and Black, which involve the threat of a hegemonic software