Question: Karyn Kusama (born March 21, 1968) is an American independent film director, Kusama went on to direct Jennifer's Body, a 2009 supernatural horror black comedy film written by who?

Context paragraphs:
The Invitation (2015 film): The Invitation is a 2015 American horror-thriller film directed by Karyn Kusama and written by Phil Hay and Matt Manfredi.  The film stars Logan Marshall-Green, Tammy Blanchard, Michiel Huisman and Emayatzy Corinealdi.  The film premiered March 13, 2015, at the SXSW film festival.  The film was released on April 8, 2016 in a limited release and through video on demand by Drafthouse Films.

Jennifer's Body: Jennifer's Body is a 2009 supernatural horror black comedy film written by Diablo Cody and directed by Karyn Kusama.  The film stars Megan Fox, Amanda Seyfried, Johnny Simmons, and Adam Brody.  Fox portrays a demonically possessed high school girl who kills her male classmates, with her best friend striving to stop her.  The film premiered at the 2009 Toronto International Film Festival and was released in the United States and Canada on September 18, 2009.  The title is a reference to the song of the same name by alternative rock band Hole on their album "Live Through This".  As a tie-in to the film, Boom!  Studios produced a "Jennifer's Body" graphic novel, released in August 2009.

Karyn Kusama: Karyn Kusama (born March 21, 1968) is an American independent film director known for the 2000 film "Girlfight," which she wrote, directed, and produced.  Kusama went on to direct 2005's "Æon Flux" and 2009's "Jennifer's Body."  She directed the 2015 horror film, "The Invitation," and has recently worked as a television director.

Haunting of Winchester House: Haunting of Winchester House is a 2009 supernatural horror film produced by The Asylum.

Amityville: The Awakening: Amityville: The Awakening is a 2017 American supernatural horror film written and directed by Franck Khalfoun.  It is the tenth installment of the main "Amityville" film series and a direct sequel to "The Amityville Horror" (1979), which ignores the subsequent sequels from the original series from 1982 to 1996 and the 2005 remake of the original film.  The film stars Bella Thorne, Cameron Monaghan, Jennifer Jason Leigh, Thomas Mann, Jennifer Morrison and Kurtwood Smith.  The film is scheduled to be released by Dimension Films, a division of The Weinstein Company.

XX (film): XX is a 2017 American anthology horror film directed by Jovanka Vuckovic, Annie Clark, Roxanne Benjamin and Karyn Kusama.  It stars Natalie Brown, Melanie Lynskey, Breeda Wool and Christina Kirk.  It had its world premiere at the Sundance Film Festival on January 22, 2017, and was released in a limited release and through video on demand on February 17, 2017, by Magnet Releasing.

Johannes Cabal the Necromancer: Johannes Cabal the Necromancer is a 2009 supernatural fiction and black comedy novel written by Jonathan L. Howard.  It is the first book of an ongoing series chronicling the ventures of Johannes Cabal, a necromancer of some little infamy.

Æon Flux (film): Æon Flux is a 2005 American science fiction spy action film based on the animated science fiction television series of the same name created by Peter Chung.  It was directed by Karyn Kusama, written by Phil Hay and Matt Manfredi, and produced by Gale Anne Hurd, David Gale, Gary Lucchesi and Greg Goodman.  The film was produced by MTV Films, Lakeshore Entertainment, Babelsberg Film Studio and Valhalla Motion Pictures.  It stars Charlize Theron as the title character, Marton Csokas, Jonny Lee Miller, Sophie Okonedo, Pete Postlethwaite, and Frances McDormand.

Girlfight: Girlfight is a 2000 American sports drama film written and directed by Karyn Kusama and starring Michelle Rodriguez in both of their film debuts.  It follows Diana Guzman, a troubled teenager from Brooklyn who decides to channel her aggression by training to become a boxer, despite the disapproval of both her father and her prospective trainers and competitors in the male-dominated sport.

ThanksKilling: ThanksKilling is a 2008 horror black comedy film written and directed by Jordan Downey, and co-written by Brad Schulz, Tony Wilson, Grant Yaffee, and Kevin Stewart.  It was followed by a 2013 sequel titled "ThanksKilling 3", the $112,248 budget of which was raised on through Kickstarter campaign.

Supporting paragraphs: Karyn Kusama Jennifer's Body
Answer: Diablo Cody