Question: Who wrote the book on which the film directed by Tate Taylor in 2016 was based ? 
Context: Greg McLean is an Australian film director, producer and writer.  He came to world attention in 2005 with his debut feature film, "Wolf Creek", creating one of Australia's most memorable and horrific characters, Mick Taylor (played by John Jarratt).  The long-awaited sequel to his first feature, "Wolf Creek 2" was released February 2013.  Mclean also wrote, directed and produced "Rogue" (2007) and was executive producer of "Red Hill" (2010) and "Crawlspace" (2012).  He is also the co-author of two novels about the fictional character Mick Taylor; "Wolf Creek: Origin" (with Aaron Sterns) and "Wolf Creek: Desolation Game" (with Brett McBean) and the four-part comic book series "Dark Axis: Secret Battles of WW2" and the graphic novel "Sebastian Hawks – Creature Hunter."  In 2016, his latest film, "The Darkness", was released to theaters, and a "Wolf Creek" TV series was released on Australian streaming service Stan. G-Men from Hell is a 2000 American comedy film directed by Christopher Coppola and written by Robert Cooper, Richard L. Albert, and Nicholas Johnson.  It is based on Michael Allred's comic book series "Grafik Muzik".  It stars William Forsythe and Tate Donovan as two violent FBI agents who die, go to hell, and escape back to Earth, where they become embroiled in a mystery. Pretty Ugly People is a 2008 American black comedy-drama film written and directed by Tate Taylor, and his feature film debut.  It was filmed in Montana. Get on Up is a 2014 American biographical drama film about the life of singer James Brown directed by Tate Taylor and written by Jez and John-Henry Butterworth.  The film stars an ensemble cast featuring Chadwick Boseman as Brown, Nelsan Ellis as Bobby Byrd, Dan Aykroyd as Ben Bart, Viola Davis as Susie Brown, Craig Robinson as Maceo Parker and Octavia Spencer as Aunt Honey.  The film was released on August 1, 2014. Tate Taylor (born June 3, 1969) is an American actor, screenwriter, film producer and director.  He is best known for directing "The Help" (2011), "Get on Up" (2014) and "The Girl on the Train" (2016). The Help is a 2011 American period drama film directed and written by Tate Taylor and adapted from Kathryn Stockett's 2009 novel of the same name.  The film features an ensemble cast that includes Jessica Chastain, Viola Davis, Bryce Dallas Howard, Allison Janney, Octavia Spencer, and Emma Stone.  The film and novel recount the story of young white woman and aspiring journalist Eugenia "Skeeter" Phelan.  The story focuses on her relationship with two black maids, Aibileen Clark and Minny Jackson, during the Civil Rights Movement in 1962 Jackson, Mississippi.  In an attempt to become a legitimate journalist and writer, Skeeter decides to write a book from the point of view of the maids—referred to as "the help"— exposing the racism they are faced with as they work for white families. The Girl on the Train is a 2016 American mystery thriller drama film directed by Tate Taylor and written by Erin Cressida Wilson, based on Paula Hawkins' 2015 debut novel of the same name.  The film stars Emily Blunt, Rebecca Ferguson, Haley Bennett, Justin Theroux, Luke Evans, Allison Janney, Édgar Ramírez, and Lisa Kudrow, and follows an alcoholic divorcée who becomes involved in a missing persons investigation. "The Help" is a 2011 American drama directed by Tate Taylor.  Featuring an ensemble cast, the film is about a young white woman, Eugenia "Skeeter" Phelan (Emma Stone), and her relationship with two black maids, Aibileen Clark (Viola Davis) and Minny Jackson (Octavia Spencer) during the Civil Rights Movement in the United States.  The film is an adaptation of Kathryn Stockett's 2009 novel of the same name.  "The Help" was produced by DreamWorks Studios and distributed by Disney's Touchstone Pictures label. Chicken Party is a 2003 short film directed by Tate Taylor. Motoring is a 1927 British silent comedy film directed by George Dewhurst and starring Harry Tate, Henry Latimer and Roy Travers.  It was based on one of Tate's own music hall sketches.  The screenplay concerns a passing motorist who helps a woman to elope with her lover.
Answer: Paula Hawkins