Question: Who directed the video for the Beyoncé song featured on the 2016 album "Lemonade" and written by Khalif Brown?
Context: Dopamine is the fifth studio album by American rock band Third Eye Blind, released on June 16, 2015.  It is the band's first studio album since 2009's "Ursa Major."  The album's first single, "Everything Is Easy," was released on May 8, 2015, along with a cover version of the Beyoncé song "Mine."  The album debuted at No. 13 on the Billboard 200, selling over 21,000 copies in its first week. "Forward " is a song recorded by American singer Beyoncé for her sixth studio album, "Lemonade" (2016).  It was written by James Blake and Beyoncé, who is also featured in the song.  The song's music video is part of a one-hour film with the same title as its parent album, originally aired on HBO. Jonny Coffer is a Grammy-nominated English songwriter and record producer.  He has written and produced for artists including Beyoncé, Naughty Boy, Emeli Sandé, Redlight, Gorgon City, Wretch 32 and All Saints.  He co-wrote the UK number 1 hit "La La La", as well as "Runnin' (Lose It All)" with Naughty Boy, Beyoncé and Arrow Benjamin, and the UK Top 20 hits "Lost in Your Love" and "Get Out My Head" with Redlight.  Coffer co-wrote and produced the song "Freedom" from Beyonce's 2016 album "Lemonade". Nathan Scherrer, born 1988 in Northport, Michigan, is an American music video and commercial executive producer and creative producer who has been nominated for several Grammy Awards, including Pharrell William's Freedom and Dead Weather's I Feel Love, and in 2016 won the Grammy for Best Music Video for Beyonce’s Formation video which was directed by Melina Matsoukas.  The video also won the Cannes Gran Prix Best Music Video award and the best music video of year award at the BET Awards.  It also won the video of year at the VMAs in 2017.  He was also among several producers who were nominated for Beyonces music film, Lemonade, which won the best long form music video award at the 2017 VMAs. "Formation" is a song recorded by American singer Beyoncé for her sixth studio album "Lemonade" (2016).  It was written by Khalif Brown, Jordan Frost, Asheton Hogan, Mike Will Made It and Beyoncé and produced by the latter three.  It served as the album's lead single, released on February 6, 2016 through Parkwood Entertainment. American singer Beyoncé rose to fame in the late 1990s as the lead singer of the R&B girl group Destiny's Child, one of the world's best-selling girl groups of all time.  During the hiatus of the girl group in 2002, Beyoncé embarked on her solo career that she pursued following the disbandment of the group in 2005.  She has written and recorded material for her six studio albums, namely "Dangerously in Love" (2003), "B'Day" (2006), "I Am... Sasha Fierce" (2008), "4" (2011), her self-titled album, "Beyoncé" (2013), and her second visual album "Lemonade" (2016).  Apart from her work in music, Beyoncé has launched a career in acting.  She made her debut in the 2001 musical film "", prior to appearing in major films, including "Austin Powers in Goldmember" (2002), "The Pink Panther" (2006), "Dreamgirls" (2006), Epic, and "Cadillac Records" (2008).  She has written and recorded material for the soundtrack albums of all the mentioned movies.  Beyoncé has also lent her vocals to several recordings for specific charitable causes and other tracks that were used in television advertisements. Songs included in this list are from her studio albums, extended plays, soundtrack albums, live albums, mixtapes, and collaborations with other recording artists on their respective albums.  Many of them were released as singles and have been successful both stateside and in international markets.  Also included in this list are songs that Beyoncé recorded, but remain unreleased or were never officially released. "Love Drought" is a song recorded by American singer Beyoncé for her sixth studio album, "Lemonade" (2016).  It was written by Ingrid Burley, Mike Dean and Beyoncé while the production was handled by the latter two.  Burley was inspired to write "Love Drought" following an unpleasant experience with representatives at Parkwood Entertainment.  Following the release of "Lemonade", the track managed to appear on several music charts, including 47 on the US "Billboard" Hot 100 and top 100 in the UK, Australia, and Canada.  The song's music video, directed by Kahlil Joseph, is part of a one-hour film with the same title as its parent album, originally aired on HBO on April 23, 2016.  Beyoncé performed the song in a medley with "Sandcastles" at the 59th Annual Grammy Awards in February 2017. Lemonade is the sixth studio album by American singer Beyoncé.  It was released on April 23, 2016, by Parkwood Entertainment and Columbia Records.  It is Beyoncé's second "visual album" following her previous eponymous 2013 album, as well as a concept album accompanied upon its release by a one-hour film aired on HBO.  Primarily an R&B album, "Lemonade" encompasses a variety of genres, including pop, reggae, blues, rock, hip hop, soul, funk, Americana, country, gospel, electronic, and trap music.  The album features guest vocals from James Blake, Kendrick Lamar, The Weeknd, and Jack White.  The album contains samples and interpolations of a number of hip-hop and rock songs. "Don't Hurt Yourself" is a song recorded by American singer Beyoncé for her sixth studio album, "Lemonade".  The song was produced by Jack White, Beyoncé and Derek Dixie, and written by White, Beyoncé, and Diana Gordon.  It contains samples of "When the Levee Breaks" written by Jimmy Page, Robert Plant, John Paul Jones and John Bonham, and performed by Led Zeppelin.  Some critics compared the song to Beyoncé's "Ring the Alarm" (2006).  The song received a nomination for the 59th Annual Grammy Awards in the category Best Rock Performance. " Billboard" ranked "Don't Hurt Yourself" at number 61 on their ""Billboard"' s 100 Best Pop Songs of 2016" list. "Tonight" is the third proper single from The Big Pink's debut album "A Brief History of Love", and their fifth single overall.  "Tonight" was released on 7" vinyl and as a digital download on April 26, 2010.  The single features a new recording of "Tonight," produced by Paul Epworth (who also receives writing credit on this version of the song), and the band's cover of the Beyoncé song "Sweet Dreams" as the B-side.  The single comes packaged in a fold-out sleeve with a coloured elastic band as well.
Answer: Melina Matsoukas