Title: William Greaves
Content:  William Greaves (October 8, 1926 – August 25, 2014) was a documentary filmmaker and a pioneer of African-American filmmaking. He produced more than two hundred documentary films, and wrote and directed more than half of these. Greaves garnered many accolades for his work, including four Emmy nominations.
Title: William Greaves
Content:  On August 23, 1959, Greaves married Louise Archambault, who became a frequent collaborator on his projects, going so far as to even produce his documentary on Ralph Bunche. They have three children: David, Taiyi, and Maiya. Between 1969 and 1982, Greaves taught film and television acting at the Lee Strasberg Theatre and Film Institute in New York. While not working, Greaves could be found touring various universities and cultural centers around the world presenting his films, conducting workshops, and speaking about his experiences in indie film and the process of creating film as it is to actors, directors, professionals, and more. Greaves died at the age of 87 at his home in Manhattan on August 25, 2014.
Title: William Greaves (cricketer)
Content:  William Greaves (1830 &ndash; 6 October 1869) was an Australian cricketer. He played four first-class cricket matches for Victoria between 1863 and 1868.
Title: William Greaves
Content:  Greaves was born in Harlem in New York City on October 8, 1926. He was one of seven children of taxi driver and minister Garfield Greaves and the former Emily Muir. After graduating from the elite Stuyvesant High School at the age of 18, Greaves attended City College of New York to study science and engineering, but eventually dropped out to pursue a career in theatre. Starting as a dancer, he eventually moved into acting, working in the American Negro Theater.
Title: William Michael Herbert Greaves
Content:  Prof William Michael Herbert Greaves FRS FREng FRSE (10 September 1897 &ndash; 24 December 1955) was a British astronomer. He is most noted for his work on stellar spectrophotometry.
Title: William Michael Herbert Greaves
Content:  He was born in Barbados in the West Indies the son of Dr E. C. Greaves, a physician trained at the University of Edinburgh. William Greaves was educated first at Lodge School and Codrington College, both in Barbados then travelled to England to study at St. John's College, Cambridge, where he graduated MA in 1919 and became a Fellow in 1922.
Title: Louise Archambault Greaves
Content:  In 1964 Louise and William Greaves founded the William Greaves Production Company in New York City. The company is an independent film production and distribution company. The company distributes its work to libraries, schools, colleges, community and cultural institutions.
Title: Greaves (surname)
Content:  ; Shanae Greaves, (born 1993), Australian basketball player ; Thomas Greaves (footballer) (1888–1960), English football forward with Stoke 1908–11 ; Thomas Greaves (musician) (fl. 1604) ; Thomas Greaves (orientalist) (1613–1676) ; Tommy Greaves (1892–19??), English football full back with Bury and Darlington 1911–28 ; Tony Greaves, Baron Greaves (1942–2021), British Liberal Democrat politician ; Walter Greaves (cyclist) (1907–1987), British cyclist who set the world record for distance ridden in a year ; Walter Greaves (artist) (1846–1930), artist and protégé of Whistler ; William Greaves, filmmaker ; William Michael Herbert Greaves, British astronomer Greaves is an English surname. Notable people with the surname include: 
Title: Mark Greaves
Content:  Greaves is the father of fellow footballer Jacob Greaves.
Title: Greaves (surname)
Content:  (1608–1680), English royal physician ; Edward Evelyn Greaves (born 1940), High Commissioner of Barbados to Canada ; Gary Greaves, American football player ; Genielle Greaves (born 1983), Saint Vincent and the Grenadines cricketer ; Ian Greaves (1942–2009), English footballer for Manchester United etc. ; Jane Greaves, British astronomy ; Jimmy Greaves (1940–2021), English footballer ; John Greaves, English mathematician and antiquary ; John Greaves (musician), British bass guitarist and composer ; John Edward Greaves (1846-1923), British vice-consul at Berdiansk, Russian Empire, founder of John E. Greaves and Co. ; John Ernest Greaves, Welsh slate mine owner and Lord Lieutenant of Caernarvonshire ; Johnny Greaves 

Question: What is William Greaves's occupation?
Answer: film director.
movie director.
director.
motion picture director.