Question: Which writer, Bobbie Ann Mason or Nicholas Pileggi, was from Kentucky?
Context: Geraldine "Geri" McGee (May 16, 1936 – November 9, 1982) was an American model, socialite, and Las Vegas showgirl.  Her involvement with criminal activity in Las Vegas, along with her husband Frank Rosenthal, was chronicled in the 1995 Martin Scorsese film "Casino".  The screenplay for "Casino" was written by Nicholas Pileggi and Scorsese, based on Pileggi's biography about Geri and Frank Rosenthal titled "Casino: Love and Honor in Las Vegas".  Sharon Stone portrayed McGee in the film, with her name changed to 'Ginger McKenna', and was nominated for the Academy Award for Best Actress for her performance. Shiloh and Other Stories is a 1982 collection of short stories written by American author Bobbie Ann Mason.  The collection won the Ernest Hemingway Foundation award for fiction.  The collection brought Mason her first critical acclaim. Bobbie Ann Mason (born May 1, 1940) is a Southern United States novelist, short story writer, essayist, and literary critic from Kentucky. Looking for the Light is an album released in 1995 by country music artist Rick Trevino.  Although its second single "Bobbie Ann Mason" was a Top Ten hit on the Hot Country Singles & Tracks (now Hot Country Songs) charts in 1995, neither of the album's other singles — "Save This One for Me" or the title track — reached Top 40. After graduating from Stanford and getting his masters in English Literature from Harvard, Stone (b. 1951) joined the Peace Corps, where he spent two years in the Republic of Niger.  Returning to his home state of New York, he then started a career as an editor.  He began at Harcourt Brace, where he edited a wide range of books, including Patricia Bosworth’s biography of Montgomery Clift.  He then worked at Bantam Books, where he helped launch its hardcover division by acquiring such books as Albert Goldman’s biography of John Lennon and Kareem Abdul-Jabbar’s autobiography.  Next, he worked as a senior editor at "Esquire Magazine", editing authors ranging from Alan Furst and Bobbie Ann Mason to Michael Kinsley and Joel Kotkin.  He then moved to Los Angeles, where he was West Coast editor of Simon and Schuster, a consulting editor at the "Los Angeles Times", and editor in chief of "California Magazine". In Country is a 1989 American drama film produced and directed by Norman Jewison, starring Bruce Willis and Emily Lloyd.  The screenplay by Frank Pierson and Cynthia Cidre was based on the novel by Bobbie Ann Mason.  The original music score was composed by James Horner.  Willis earned a best supporting actor Golden Globe nomination for his role. "Bobbie Ann Mason" is a song written by Mark D. Sanders, and recorded by American country music artist Rick Trevino.  It was released in May 1995 as the second single from the album "Looking for the Light".  The song reached number 6 on the "Billboard" Hot Country Singles & Tracks chart and at number 6 on the Canadian "RPM" Country Tracks chart. The Larkspur Press is a small letter-press publisher based in Monterey, Kentucky, United States, founded and operated by Gray Zeitz.  They have published books by Wendell Berry, Bobbie Ann Mason, James Baker Hall, Guy Davenport, Ed McClanahan and others. Nicholas Pileggi (born February 22, 1933) is an American producer, author and screenwriter. My Blue Heaven is a 1990 American crime comedy film directed by Herbert Ross, written by Nora Ephron, and starring Steve Martin, Rick Moranis, and Joan Cusack.  This is the third film in which Martin and Moranis starred together.  It has been noted for its relationship to "Goodfellas", which was released one month later.  Both films are based upon the life of Henry Hill, although the character is renamed "Vincent 'Vinnie' Antonelli" in "My Blue Heaven".  "Goodfellas" was based upon the book "Wiseguy" by Nicholas Pileggi, while the screenplay for "My Blue Heaven" was written by Pileggi's wife Nora Ephron, and much of the research for both works was done in the same sessions with Hill.
Answer: Bobbie Ann Mason