Question: This series of children's horror fiction novellas were created by an American novelist who has been referred to as what?
Sentence (from "R. L. Stine"): He has been referred to as the "Stephen King of children's literature" and is the author of hundreds of horror fiction novels, including the books in the "Fear Street", "Goosebumps", "Rotten School," "Mostly Ghostly," and "The Nightmare Room" series.
Relevant evidence: Yes