Science fiction fandom other groups including LGBT communities, libertarians, neo-pagans, and space activist groups like the L5 Society, among many others. Some groups exist almost entirely within fandom but are distinct and cohesive subcultures in their own rights, such as filkers, costumers, and convention runners (sometimes called "SMOFs"). Fandom encompasses subsets of fans that are principally interested in a single writer or subgenre, such as Tolkien fandom, and ("Trekkies"). Even short-lived television series may have dedicated followings, such as the fans of Joss Whedon's "Firefly" television series and movie "Serenity", known as Browncoats. Participation in science fiction fandom often overlaps with other similar
Fifty Short Science Fiction Tales in various magazines, not only of science fiction and other. Fifty Short Science Fiction Tales Fifty Short Science Fiction Tales is an anthology of science fiction short stories and poems edited by Isaac Asimov and Groff Conklin. It was first published in paperback by Collier Books in 1963 and reprinted in 1966, 1968, 1969, 1971, 1973, 1974, 1976, and 1978; a later reprint was issued by Scribner Paperback Fiction in August 1997. The book has been translated into Italian. The book collects fifty short stories and two poems by various science fiction authors, together with two introductions, one by each