Question: Which American author wrote the novel "The Celestine Prophecy", Harlan Coben or James Redfield?

full_context: Document 1: James Kahn: James Kahn is an American medical specialist and writer, best known for his novelization of "Return of the Jedi". Born in Chicago on December 30, 1947, Kahn received a degree in medical studies from the University of Chicago. His post-graduate training, specializing in Emergency Medicine, was completed at USC-LA County Hospital and UCLA. His original work includes three novels in the "New World" series: "World Enough, and Time" (1980), "Time's Dark Laughter" (1982), and "Timefall" (1987). As well as "Return of the Jedi", he wrote the novelizations of the films "Poltergeist" and "Indiana Jones and the Temple of Doom". He has also written for well-known television series such as "Melrose Place" and "". He was the producer of "Melrose Place" from 1996 to 1998.
Document 2: James Redfield: James Redfield (born March 19, 1950) is an American author, lecturer, screenwriter and film producer. He is notable for his novel "The Celestine Prophecy".
Document 3: Drop Shot: Drop Shot is a murder mystery by Harlan Coben. It is the second novel featuring Myron Bolitar. It was published in 1996.
Document 4: James Patterson: James Brendan Patterson (born March 22, 1947) is an American author and philanthropist. Among his works are the "Alex Cross", "Michael Bennett", "Women's Murder Club", "Maximum Ride", "Daniel X", "NYPD Red", "Witch and Wizard", and "Private" series, as well as many stand-alone thrillers, non-fiction and romance novels. His books have sold more than 300 million copies and he was the first person to sell 1 million e-books. In 2016, Patterson topped "Forbes"'s list of highest-paid authors for the third consecutive year, with an income of $95 million. His total income over a decade is estimated at $700 million.
Document 5: Fade Away (Coben novel): Fade Away is a novel by author Harlan Coben. It is the third novel in his series of a crime solver and sports agent named Myron Bolitar.
Document 6: The Innocent (Coben novel): The Innocent is the sixth stand alone novel by American crime writer, Harlan Coben. The novel was first published in 2005.
Document 7: Robert Langdon (book series): Robert Langdon is a fictional protagonist of a series of novels, novellas and short stories by American author Dan Brown. A Harvard University professor of religious iconology and symbology (a fictional field related to the study of historic symbols, which is not methodologically connected to the actual discipline of semiotics). Brown's novels that feature the lead character Robert Langdon also include historical themes and Christianity as motifs, and as a result, have generated controversy. Brown states on his website that his books are not anti-Christian, though he is on a 'constant spiritual journey' himself, and says that his book "The Da Vinci Code" is simply "an entertaining story that promotes spiritual discussion and debate" and suggests that the book may be used "as a positive catalyst for introspection and exploration of our faith."
Document 8: One False Move (Coben novel): One False Move is a novel by author Harlan Coben. It is the fifth novel in his series of a crime solver and sports agent named Myron Bolitar.
Document 9: Back Spin (novel): Back Spin is a novel by author Harlan Coben. It is the fourth novel in his series of a crime solver and sports agent named Myron Bolitar.
Document 10: Just One Look (novel): Just One Look is a 2004 novel by Harlan Coben. It is a stand-alone novel but does contain at least one reference to his Myron Bolitar novels. The plot centers on a woman whose whole life changes one day upon her taking home a set of pictures, and finding one that does not belong.
Document 11: The Celestine Prophecy: The Celestine Prophecy is a 1993 novel by James Redfield that discusses various psychological and spiritual ideas rooted in multiple ancient Eastern traditions and New Age spirituality. The main character undertakes a journey to find and understand a series of nine spiritual insights in an ancient manuscript in Peru. The book is a first-person narrative of the narrator's spiritual awakening as he goes through a transitional period of his life.
Document 12: Live Wire (novel): Live Wire is a 2011 mystery/thriller novel by American writer, Harlan Coben. It is the tenth novel in his series of a crime solver and sports agent named Myron Bolitar.
Document 13: The Celestine Prophecy (film): The Celestine Prophecy is a 2006 American film directed by Armand Mastroianni and starring Matthew Settle, Thomas Kretschmann, and Sarah Wayne Callies. The film is based on James Redfield's best-selling novel of the same name.
Document 14: Harlan Coben: Harlan Coben (born January 4, 1962) is an American writer of mystery novels and thrillers. The plots of his novels often involve the resurfacing of unresolved or misinterpreted events in the past, murders, or fatal accidents and have multiple twists. Among his novels are two series, each involving the same protagonist set in and around New York and New Jersey, and some characters appear in both.
Document 15: The Tenth Insight: Holding the Vision: The Tenth Insight: Holding the Vision is the second novel in "The Celestine Series", beginning with "The Celestine Prophecy", by James Redfield. It was published in 1996.
ground_truth: James Redfield