Dziga Vertov was a pioneering Soviet filmmaker and theorist known for his innovative techniques in documentary filmmaking and his advocacy for the use of montage to convey meaning. He is best recognized for his concept of 'kino-eye,' which emphasized the role of the camera as an active observer that captures reality in its raw form. His ideas have deeply influenced Soviet montage theory and the practice of intellectual montage, particularly through his unique approaches to editing and storytelling.