The film with the second-greatest impact?
1977sStar Wars, of course.
In third place: Alfred Hitchcocks 1960 thrillerPsycho.

Credit: Mary Evans/MGM/Ronald Grant/Everett Collection
When it came to ranking directors, the study looked at a couple different metrics.
Another golden age filmmaker who is credited on both those films, Victor Fleming, was No.
3, Mervyn LeRoy was No.
4 and Steven Spielberg was No.
Jackson was followed by Clint Eastwood, Tom Cruise, Arnold Schwarzenegger and John Wayne.