Question: Are Delmer Daves and Whit Stillman both directors?

full_context: Document 1: Whit Stillman: John Whitney "Whit" Stillman (born January 25, 1952) is an American writer-director known for his 1990 film "Metropolitan", which earned him a nomination for the Academy Award for Best Original Screenplay, and the 1998 romantic drama "The Last Days of Disco". Stillman's newest film "Love & Friendship" premiered in January 2016, starring Kate Beckinsale playing a widow trying to arrange two marriages, one for herself and one for her daughter.
Document 2: Andrew Davis (director): Andrew Davis (born November 21, 1946) is an American film director, producer, writer, and cinematographer who is known for directing a number of successful action thrillers including "Code of Silence", "Above the Law", "Under Siege", and "The Fugitive".
Document 3: Carolyn Farina: Carolyn Farina (born 1963 or 1964) is an American actress best known for roles in the Whit Stillman films "Metropolitan" and "The Last Days of Disco". She plays the same character (Audrey Rouget) in both films. She also appears in "The Age of Innocence", which was directed by Martin Scorsese, and "Little Noises", which was directed by Jane Spencer. Most recently, she appeared in "Whit Stillman's Damsels in Distress", playing a waitress in a diner.
Document 4: Whitney (film): Whitney is a 2015 American made for television biographical film directed by Angela Bassett based on the late American recording artist Whitney Houston and her turbulent marriage to R&B artist Bobby Brown that premiered on Lifetime in North America on January 17, 2015. "Whitney" received mixed to positive reviews from critics, with praise going to DaCosta's performance as Houston and Bassett's direction of the film but criticism of Escarpeta's casting and the film's accuracy.
Document 5: Wash West: Wash Westmoreland, also called Wash West, (born 4 March 1966) is an independent film director who has worked in television, documentaries, and independent films. His 2006 release, "Quinceañera", had a double Sundance win (Audience Award and Grand Jury Prize), and it also picked up the Humanitas Prize and the John Cassavetes Spirit Award. In 2008, Westmoreland produced an MTV film "Pedro" about AIDS activist Pedro Zamora that was introduced on MTV by U.S. President Bill Clinton. Working with his partner Richard Glatzer, he directed "The Last of Robin Hood" in 2012 starring Kevin Kline, Susan Sarandon, and Dakota Fanning that was released in August 2014 by Goldwyn. The duo's next film "Still Alice", based on Lisa Genova's NYT bestselling book, starred Julianne Moore, Kristen Stewart, and Alec Baldwin. It premiered at Toronto International Film Festival in 2014 and was immediately picked up for distribution by Sony Picture Classics. It went on to win many awards, especially for leading actress Julianne Moore, who won the SAG Award, the Independent Spirit Award, the BAFTA and the Academy Award for Best Actress.
Document 6: David Siegel (screenwriter): David Siegel is an American film director, screenwriter and producer, and part of a long-standing writing-directing-producing team with filmmaker Scott McGehee.
Document 7: David Butler (director): David Butler (December 17, 1894 – June 14, 1979) was an American actor, film director, film producer, screenwriter, and television director.
Document 8: The Last Days of Disco: The Last Days of Disco is a 1998 American comedy-drama film written and directed by Whit Stillman, and loosely based on his travels and experiences in various nightclubs in Manhattan, including Studio 54. The film concerns a group of Ivy League and Hampshire College graduates falling in and out of love in the disco scene of New York City, in the "very early 1980s". Chloë Sevigny and Kate Beckinsale have the lead roles.
Document 9: Delbert Mann: Delbert Martin Mann Jr. (January 30, 1920 – November 11, 2007) was an American television and film director. He won the Academy Award for Best Director for the film "Marty" (1955), adapted from a 1953 teleplay of the same name which he had also directed. From 1967 to 1971, he was president of the Directors Guild of America. In 2002, he received the DGA's honorary life member award. Mann was credited to have "helped bring TV techniques to the film world."
Document 10: Howard Hawks: Howard Winchester Hawks (May 30, 1896December 26, 1977) was an American film director, producer and screenwriter of the classic Hollywood era. Critic Leonard Maltin called him "the greatest American director who is not a household name."
Document 11: Ed Wood: Edward Davis Wood Jr. (October 10, 1924 – December 10, 1978) was an American filmmaker, actor, writer, producer, and director.
Document 12: Allison Rutledge-Parisi: Allison Rutledge-Parisi, known during her acting career as Allison Parisi, is an attorney, and a former chief administrative officer for Kaplan, Inc., and a former actress. She is known for her role as Jane Clark in Whit Stillman's critically acclaimed film "Metropolitan" (1990).
Document 13: Metropolitan (1990 film): Metropolitan is the debut film by director and screenwriter Whit Stillman. It received an Oscar nomination for Best Original Screenplay. The film is often considered the first of a trilogy of Stillman films, followed by "Barcelona" (1994, but written before "Metropolitan") and "The Last Days of Disco" (1998).
Document 14: Del Lord: Del Lord (October 7, 1894March 23, 1970) was a Canadian film director and actor best known as a director of Three Stooges films.
Document 15: Delmer Daves: Delmer Lawrence Daves (July 24, 1904 – August 17, 1977) was an American screenwriter, director and producer.
ground_truth: yes