Dziga Vertov
Dziga Vertov (, born David Abelevich Kaufman, , and also known as Denis Kaufman; – 12 February 1954) was a Soviet pioneer documentary film and newsreel director, as well as a cinema theorist. His filming practices and theories influenced the cinéma vérité style of documentary movie-making and the Dziga Vertov Group, a radical film-making cooperative which was active from 1968 to 1972. He was a member of the Kinoks collective, with Elizaveta Svilova and Mikhail Kaufman.