Slan

Slan is a science fiction novel by American-Canadian writer A. E. van Vogt, as well as the name of the fictional race of superbeings featured in the novel. The novel was originally serialized in the magazine Astounding Science Fiction (September–December 1940). It was subsequently published in hardcover in 1946 by Arkham House, in an edition of 4,051 copies. In 2016, Slan was awarded the Retro-Hugo Award for Best Novel for 1941.