The World Fantasy Awards are given each year by the World Fantasy Convention for the best fantasy fiction published in English during the previous calendar year. The awards have been described by book critics such as The Guardian as a "prestigious fantasy prize", and one of the three most prestigious speculative fiction awards, along with the Hugo and Nebula Awards (which cover both fantasy and science fiction). The World Fantasy Award—Anthology is given each year for anthologies of fantasy stories by multiple authors published in English. An anthology can have any number of editors, and works in the anthology may have been previously published; awards are also given out for collections of works by a single author in the Collection category. The Anthology category has been awarded annually