L. Neil Smith is a libertarian science fiction author and political activist. His works include the novels Pallas, The Forge of the Elders, and The Probablity Broach, all of which won the Libertarian Futurist Society's annual Prometheus Award for best libertarian novel.

  • The Probability Broach is an alternate history novel in which history has taken a different turn because of a single word change in the US constitution.