Aldrich Hitchcock was considered one of the best English director. He has a technique in getting people's attention through the visual effects of his films where some of it are optical effects and others are mechanical effects.The sound and visual techniques require less attention like his film entitled "Blackmail".
Aside from being a director, he is also a producer and he popularized McGuffin technique.
The concept of a readymade are manufactured objects. The artist used this to reposition and tilt the object and this became art. They lastly signed it.
