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
Joss Whedon just cannot abide them... it's an antidote to that very kind of film, the horror movie with the expendable human beings in it. Because I don't believe any human beings are". Whedon was hired to write and direct a Warner Bros. adaptation of "Wonder Woman". However, in February 2007, Whedon announced that he would no longer be involved with the project. "We just saw different movies, and at the price range this kind of movie hangs in, that's never gonna work. Non-sympatico. It happens all the time". Conversely, he stated, "the fact of the matter is, it was a waste