Question: Who was the employer of the cartoonist who drew "Little Nemo"?

Context paragraphs:
Little Nemo: The Dream Master: Little Nemo: The Dream Master (known as Pajama Hero Nemo (パジャマヒーロー NEMO , Pajama Hīrō Nīmō ) in Japan) is a platform game released on the NES in 1990 by Capcom.  It is based on the Japanese animated film, "" from Tokyo Movie Shinsha, which itself is based on the comic strip "Little Nemo in Slumberland" by Winsor McCay.  The game's music was composed by Junko Tamiya, credited in the game as "Gonzou".

Nemo Leibold: Harry Loran "Nemo" Leibold (February 17, 1892 – February 4, 1977) was an outfielder in Major League Baseball from 1913 to 1925.  He played for the Cleveland Naps, Chicago White Sox, Boston Red Sox, and Washington Senators.  He stood at 5 ft and was nicknamed for the comic strip character Little Nemo.

Professor Genius: Professor Genius is an American comics character, who originated in the comic strip "Little Nemo in Slumberland" by Winsor McCay and other subsequent media.  He is the right-hand man to "King Morpheus", the ruler of Slumberland.  His main jobs are to look after the Princess, Little Nemo, and of course make sure the King's things are in order.

Bob Bralove: Bob Bralove is an auxiliary keyboard–synthesizer player who worked as a sound technician with Grateful Dead from 1986 to 1995.  He was influential on their integration of MIDI technology, first working with drummers Mickey Hart and Bill Kreutzmann, keyboardist Brent Mydland, and later guitarist Bob Weir and synthesizer/piano player Vince Welnick.  He also co-wrote and contributed to such songs as "Picasso Moon", "Way to Go Home", "Easy Answers".  Perhaps his biggest project with the band was assembling segments of Dead jams on the 1991 "Infrared Roses" compilation album.  "Parallelogram", "Little Nemo in Nightland" are some of his most notable "compositions" from this release.

Gertie the Dinosaur: Gertie the Dinosaur is a 1914 animated short film by American cartoonist and animator Winsor McCay.  It is the earliest animated film to feature a dinosaur.  McCay first used the film before live audiences as an interactive part of his vaudeville act; the frisky, childlike Gertie did tricks at the command of her master.  McCay's employer William Randolph Hearst later curtailed McCay's vaudeville activities, so McCay added a live-action introductory sequence to the film for its theatrical release.  McCay abandoned a sequel, "Gertie on Tour" (  1921 ), after producing about a minute of footage.

Little Nemo (1911 film): Little Nemo, also known as Winsor McCay: The Famous Cartoonist of the N.Y. Herald and His Moving Comics, is a 1911 silent animated short film by American cartoonist Winsor McCay.  One of the earliest animated films, it was McCay's first, and featured characters from McCay's comic strip "Little Nemo in Slumberland".  Its expressive character animation distinguished the film from the experiments of earlier animators.

Little Nemo: Adventures in Slumberland: Little Nemo: Adventures in Slumberland, released in Japan as simply Nemo (ニモ , Nimo ) , is a 1989 Japanese/American animated adventure fantasy film directed by Masami Hata and William Hurtz.  Based on the comic strip "Little Nemo in Slumberland" by Winsor McCay, the film went through a lengthy development process with a number of screenwriters.  Ultimately, the screenplay was credited to Chris Columbus and Richard Outten; the storyline and art style differed from the original version.  The original soundtrack was penned by the Academy Award-winning Sherman Brothers.  It was a box office bomb.

Little Sammy Sneeze: Little Sammy Sneeze was a comic strip by American cartoonist Winsor McCay.  In each episode the titular Sammy sneezed himself into an awkward or disastrous predicament.  The strip ran from July 24, 1904, until December 9, 1906, in the "New York Herald", where McCay was on the staff.  It was McCay's first successful comic strip; he followed it with "Dream of the Rarebit Fiend" later in 1904, and his best-known strip "Little Nemo in Slumberland" in 1905.

Little Nemo: Little Nemo is a fictional character created by American cartoonist Winsor McCay.

Winsor McCay: Zenas Winsor McCay (  1867–71 or September 26, 1869 – July 26, 1934) was an American cartoonist and animator.  He is best known for the comic strip "Little Nemo" (1905–14; 1924–26) and the animated film "Gertie the Dinosaur" (1914).  For contractual reasons, he worked under the pen name Silas on the comic strip "Dream of the Rarebit Fiend".

Supporting paragraphs: Winsor McCay Gertie the Dinosaur
Answer: William Randolph Hearst