Question: Are Lee Daniels and Robert Zemeckis both directors ?

Context paragraphs:
Pilot (Empire): "Pilot" is the pilot episode of the American musical drama television series "Empire", which premiered on Fox on January 7, 2015.  The show focuses on Lucious Lyon, the head of a record label who is diagnosed with ALS and given three years to live.  While keeping his condition a secret, he decides to find a successor that will take over the company.  Meanwhile, his ex-wife Cookie Lyon comes out of jail and demands a part of the company she founded.  The episode was directed by Lee Daniels and written by Lee Daniels and Danny Strong.  Over 12 original songs, produced by Timbaland, were featured in the episode.

Robert Zemeckis: Robert Lee Zemeckis (born May 14, 1952) is an American filmmaker and screenwriter frequently credited as an innovator in visual effects.  Credited as "one of the greatest visual storytellers in filmmaking", he first came to public attention in the 1980s as the director of "Romancing the Stone" (1984) and the science-fiction comedy "Back to the Future" film trilogy, as well as the live-action/animated comedy "Who Framed Roger Rabbit" (1988).  In the 1990s he diversified into more dramatic fare, including 1994's "Forrest Gump", for which he won an Academy Award for Best Director.  The film itself won Best Picture.  The movies he has directed have ranged across a wide variety of genres, for both adults and families.

The Butler: The Butler (full title Lee Daniels' The Butler) is a 2013 American historical drama film directed and produced by Lee Daniels and written by Danny Strong.  Loosely based on the real life of Eugene Allen, the film stars Forest Whitaker as Cecil Gaines, an African-American who is a witness of notable political and social events of the 20th century during his 34-year tenure serving as a White House butler.  In addition to Whitaker, the film's all-star cast also features Oprah Winfrey, John Cusack, Jane Fonda, Alex Pettyfer, Cuba Gooding Jr., Terrence Howard, Lenny Kravitz, James Marsden, David Oyelowo, Vanessa Redgrave, Alan Rickman, Liev Schreiber, Robin Williams, Minka Kelly, Mariah Carey and Clarence Williams III.  It was the last film produced by Laura Ziskin, who died in 2011.

Empire (season 2): The second season of the American television drama series "Empire" premiered on September 23, 2015, in the United States on Fox.  The season was ordered on January 17, 2015.  The show is produced by 20th Century Fox Television, in association with Imagine Entertainment, Lee Daniels Entertainment, Danny Strong Productions and Little Chicken Inc.  The showrunners for this season are Ilene Chaiken, Danny Strong and Lee Daniels.  The season aired on Wednesday at 9:00 pm, the same slot as the previous season.

Empire (season 4): The fourth season of the American television drama series "Empire" premiered on September 27, 2017, in the United States on Fox.  The fourth season was ordered on January 11, 2017, consisting of eighteen episodes.  The show is produced by 20th Century Fox, in association with Imagine Entertainment, Lee Daniels Entertainment, Danny Strong Productions and Little Chicken Inc.  The showrunners for this season are Ilene Chaiken, Danny Strong and Lee Daniels.  The season will air on Wednesday at 8:00 pm, a new slot.  The premiere of the season will also crossover with "Star".

Black Reel Award for Best Director: This page lists the winners and nominees for the Black Reel Award for Best Director.  Lee Daniels and Steve McQueen are the only directors nominated for Academy Awards.  Daniels earned a nomination for "Precious" and McQueen for "12 Years a Slave".

Empire (season 3): The third season of the American television drama series "Empire" premiered on September 21, 2016, in the United States on Fox.  The third season was ordered on January 15, 2016.  The show is produced by 20th Century Fox, in association with Imagine Entertainment, Lee Daniels Entertainment, Danny Strong Productions and Little Chicken Inc.  The showrunners for this season are Ilene Chaiken, Danny Strong and Lee Daniels.  The season airs on Wednesday at 9:00 pm, the same slot as the previous seasons.  The season concluded on May 24, 2017 and contained 18 episodes.

Lee Daniels: Lee Louis Daniels (born December 24, 1959) is an American producer and director.  He produced "Monster's Ball" and directed "Precious", which received six Academy Award nominations, including Best Director; it won two of the awards.

Lee A. Daniels: Lee A. Daniels (born April 15, 1942) is an attorney, Distinguished Fellow and Senior Advisor to the President of Elmhurst College, and former Speaker of the Illinois House of Representatives.  Mr. Daniels practiced law from 1967 until he retired in 2006 from the Chicago law firm of Bell Boyd & Lloyd, where he was an equity partner.  He previously had been an equity partner at Katten Muchin & Zavis from 1982 to 1991 and Daniels & Faris from 1967 to 1982.  Mr. Daniels served as a member of the Illinois House of Representatives for the 46th District from 1975 to 2007, was Speaker of the House from 1995 to 1997, was Republican Leader from 1983-2003 and served as Special Assistant Attorney General for the State of Illinois from 1971 to 1974.  Mr. Daniels founded Lee Daniels & Associates, LLC in February 2007, a consulting firm for government and community relations.  He currently serves on the Board of Directors for Inland Real Estate Income Trust, Inc., Oak Brook, Illinois, and the Board of Trustees at Kite Realty Group Trust, Indianapolis, Indiana.

Black Reel Award for Outstanding Director: This page lists the winners and nominees for the Black Reel Award for Outstanding Director.  Lee Daniels, Barry Jenkins and Steve McQueen are the only directors nominated for Academy Awards.  Daniels earned a nomination for "Precious", Jenkins for "Moonlight" and McQueen for "12 Years a Slave".

Supporting paragraphs: Lee Daniels Robert Zemeckis
Answer: yes