Question: Who directed the video for the Beyoncé song featured on the 2016 album "Lemonade" and written by Khalif Brown?
Sentence (from "Nathan Scherrer"): 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.
Relevant evidence: Yes