A "fanfiction author" is someone who writes stories using other people's characters and settings from books, movies, or TV shows. They create their own stories inspired by these existing works and share them with other fans. Full definition
There are fanfiction authors who will be attracted by Kindle Worlds; FanLib proved some fanfic authors would like to be rewarded with cash for their efforts. (whatever.scalzi.com)
Fanfiction authors in particular — like One Direction siren Anna Todd — have been finding Big Five favor and even bigger readerships in Wattpad's online writing community. (publishingperspectives.com)
Fanfiction author Twitchblade, has just released episode 26 of his Darkest Dungeon tale. (darkestdungeon.com)