Question: This series of children's horror fiction novellas were created by an American novelist who has been referred to as what?
Context: James White (7 April 1928 – 23 August 1999) was a Northern Irish author of science fiction novellas, short stories and novels.  He was born in Belfast and returned there after spending some early years in Canada.  After a few years working in the clothing industry, he worked at Short Brothers Ltd., an aircraft company based in Belfast, from 1965 until taking early retirement in 1984 as a result of diabetes.  White married Margaret Sarah Martin, another science fiction fan, in 1955 and the couple had three children.  He died of a stroke. Goosebumps is a series of children's horror fiction novellas by American author R. L. Stine, published by Scholastic Publishing.  The stories follow child characters, who find themselves in scary situations; usually involving monsters and other supernatural elements.  From 1992 to 1997, 62 books were published under the "Goosebumps" umbrella title.  Various spin-off series were written by Stine: "Goosebumps Series 2000", "Give Yourself Goosebumps", "Tales to Give You Goosebumps", "Goosebumps Triple Header", "Goosebumps HorrorLand", and "Goosebumps Most Wanted".  Another series, "Goosebumps Gold", was never released.  "Goosebumps" has spawned a television series and merchandise, as well as a feature film, starring Jack Black as Stine. Different Seasons (1982) is a collection of four Stephen King novellas with a more serious dramatic bent than the horror fiction for which King is famous.  The four novellas are tied together via subtitles that relate to each of the four seasons.  The collection is notable for having had three of its four novellas turned into Hollywood films, one of which, "The Shawshank Redemption", was nominated for the 1994 Academy Award for Best Picture. The Werewolf of Fever Swamp is the fourteenth book in "Goosebumps", the series of children's horror fiction novellas created and authored by R. L. Stine.  The story follows Grady Tucker, who moves into a new house next to the Fever Swamp with his family.  After a swamp deer is murdered, his father believes Grady's dog is responsible, but Grady is convinced a werewolf is the culprit.  One reviewer felt the book built up suspense by hiding the identity of the werewolf until the end. Thomas Ligotti (born July 9, 1953) is a contemporary American horror author and reclusive literary cult figure.  His writings have been noted as rooted in several literary genres – most prominently weird fiction – and have overall been described by critics such as S.T. Joshi as works of "philosophical horror", often written as short stories and novellas and with similarities to gothic fiction.  The worldview espoused by Ligotti in both his fiction and non-fiction has been described as profoundly pessimistic and nihilistic. " The Washington Post" called him "the best kept secret in contemporary horror fiction." Amber Brown is a series of realistic fiction novellas for children created and originally written by Paula Danziger; later written by Elizabeth Levy and Bruce Coville.  Early editions are illustrated by Tony Ross and later by Anthony Lewis.  The original series is narrated in first person by Amber Brown, starting near the end of her third grade year and through the summer after her fourth grade year.  Danziger's balance of humor and real life tribulations are masterfully balanced to reach readers on a deep level throughout the series. Graveyard School is a series of children's horror fiction novellas created and authored by Tom B. Stone (pseudonym of author Nola Thacker).  The series contained twenty-eight books which were published by Bantam Books from 1994 to 1998. Goosebumps is a series of children's horror fiction novellas created and authored by R. L. Stine.  Sixty-two books were published under the "Goosebumps" umbrella title from 1992 to 1997, the first being "Welcome to Dead House", and the last being "Monster Blood IV".  Twenty-two of the books were reprinted under the "Classic Goosebumps" title with brand new cover designs and special bonus material, including interviews with the author.  Nine were also made into comic books under the "Goosebumps Graphix" title.  These were released in three groups: "Creepy Creatures", "Terror Trips", and "Scary Summer".  There were also two hardcover reprint collections: "Goosebumps Collection" and "Monster Edition".  Nine books were released under the "Goosebumps Collection" title and were split into three groups: "Living Dummy Collection", "Campfire Collection", and "Monster Blood Collection".  Another twelve books were released under the "Monster Edition" title and were split into four groups, the first three of which were simply numbered while the fourth was called "Fright Light Edition".  Some of the books were also adapted for television. Year’s Best Science Fiction Novels: 1954 is a 1954 anthology of science fiction novellas edited by E. F. Bleiler and T. E. Dikty.  An abridged edition was published in the UK by Grayson in 1955 under the title "The Year’s Best Science Fiction Novels: Second Series".  The stories had originally appeared in 1953 and 1954 in the magazines "Amazing Stories", "Thrilling Wonder Stories", "Science Stories", "Galaxy Science Fiction" and "Space Science Fiction". Robert Lawrence Stine (born October 8, 1943), better known by his pen name R. L. Stine and sometimes known as Jovial Bob Stine and Eric Affabee, is an American novelist, short story writer, television producer, screenwriter, and executive editor.  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.  Some of his other works include a "Space Cadets" trilogy, two "Hark" gamebooks, and dozens of joke books.  As of 2008, Stine's books have sold over 400 million copies.
Answer: Stephen King of children's literature