Question: What is the nationality of the author of "Play Dirty"?

full_context: Document 1: S. (Dorst novel): S. is a 2013 novel written by Doug Dorst and conceived by J. J. Abrams. The novel is unusual in its format, presented as a story within a story. It is composed of the novel "Ship of Theseus" by a fictional author, and hand-written notes filling the book's margins as a dialogue between two college students hoping to uncover the author's mysterious identity and the novel's secret plus loose supplementary materials tucked in between pages.
Document 2: Sandra Gulland: Sandra Gulland (born November 3, 1944) is an American-born Canadian novelist. She is the author of "The Shadow Queen" and "Mistress of the Sun", novels set in the court of Louis XIV, The Sun King, and a trilogy of novels based on the life of Josephine Bonaparte: "The Many Lives & Secret Sorrows of Josephine B."; "Tales of Passion, Tales of Woe"; "The Last Great Dance on Earth".
Document 3: Alexandra Sellers: Alexandra Sellers is a writer, former actress and author of almost 40 contemporary romance novels. Her novels have been published in various Harlequin and Silhouette category lines, including Harlequin Desire, Intrigue, Mills & Boon Desire, Mills & Boon Special Releases, Presents, Silhouette Desire, Silhouette Intimate Moments, Silhouette Special Products, and Silhouette Spotlight. She is best known for her Sons of the Desert sheikh romance series.
Document 4: Heather Graham Pozzessere: Heather Graham Pozzessere (born March 15, 1953) is a best-selling American writer, who writes primarily romance novels. She also writes under her maiden name Heather Graham as well as the pen name Shannon Drake.
Document 5: Jennifer Brown (author): Jennifer Marie Brown (born May 11, 1972) is an American writer best known for teen fiction including her debut novel "Hate List" (2009). At least from 2013 she also writes fiction under the name Jennifer Scott.
Document 6: Body of Lies (novel): Body of Lies is an American spy thriller novel by David Ignatius, a columnist for "The Washington Post". It was published by W. W. Norton in 2007. It was originally titled "Penetration" but was renamed after Warner Bros. bought the rights in 2006. It was made into a film of the same name in 2008.
Document 7: Elizabeth Searle: Elizabeth Searle is an American novelist, short story writer and playwright. She has a new novel forthcoming in 2016 and a NYC festival production of her rock opera in 2015. Her works have included the novel "A Four Sided Bed" and the short story collections "My Body to You" and "Celebrities in Disgrace". Her most recent novel "Girl Held in Home" was published in 2011 by New Rivers Press. She wrote the libretto for "Tonya and Nancy:The Opera" which was produced in 2006 and 2010 and 2014. She also wrote the libretto for the full length musical, "Tonya and Nancy: The Rock Opera" which is being produced in NYC as an official Full Production show at the New York Musical Festival (NYMF) in July, 2015. The show premiered in February 2008. A full production was presented in Boston in 2011. A new 'rock concert' production was performed in sold-out club dates in Hollywood in February 2014. Searle's theater works have drawn national media attention.
Document 8: Play Dirty (novel): Play Dirty is a thriller novel written by Sandra Brown in 2007. According to WorldCat, the book was held in more than 2500 libraries as of February, 2014.
Document 9: Sandra Brown: Sandra Lynn Brown (born March 12, 1948) is an American bestselling author of romantic novels and thriller suspense novels. Brown has also published works under the pen names of Rachel Ryan, Laura Jordan, and Erin St. Claire.
Document 10: Lorraine Heath: Lorraine Heath is a New York Times and USA Today bestselling American author of contemporary romance, historical romance, paranormal romance and young adult novels under multiple pen names, including Rachel Hawthorne, J.A. London, and Jade Parker. She is known for her "beautiful, deeply emotional romances" and in 1997, she received the Romance Writers of America RITA Award for Best Short Historical Romance for her novel "Always to Remember". As of June 2015, fifteen of her titles made the "USA Today" bestseller list.
Document 11: The Collected Essays and Occasional Writings of Katherine Anne Porter: The Collected Essays and Occasional Writings of Katherine Anne Porter
Document 12: Dangerous (book): Dangerous is a book by British media personality and journalist Milo Yiannopoulos, published on July 4, 2017. The book was originally due for release on June 13, 2017 by Threshold Editions, a division of Simon & Schuster, but its release was canceled on February 20 due to an audio release that heard Yiannopoulos praise aspects of pedophilia having a positive impact on children. A day after its announcement, pre-sales for the book briefly elevated it to first place on Amazon.com's list of best-sellers. It returned to number one on February 1, 2017, a day after a violent disturbance occurred at UC Berkeley which deterred Yiannopoulos from speaking there.
Document 13: Binary (novel): Binary is a techno-thriller novel written by Michael Crichton in 1972 under the pen-name John Lange. Crichton also directed "Pursuit", a television film version. The story of both the book and the film revolve around a deadly nerve agent composed by combining two different chemicals. Hard Case Crime republished the novel under Crichton's name in 2013.
Document 14: A Simple Favor: A Simple Favor is the debut thriller novel by Darcey Bell. It was first published on March 21, 2017 by Harper. The novel centers around Stephanie, a mom blogger who seeks to uncover the truth behind her best friend Emily's sudden disappearance from their small town in Connecticut. Employing the unreliable narrator technique, the story is told through Stephanie, Emily and Emily's husband Sean.
Document 15: Dale Brown: Dale Brown (born November 2, 1956) is an American writer and aviator known for aviation techno-thriller novels. At least thirteen of his novels have been "New York Times" Best Sellers.
ground_truth: American