Technical Directors
 
Its not easy knowing what all of those buttons do
There is always two people right next to a director, and the most important one is the technical director.  The Technical director is the one who is responsible for all of the video that goes onto the show that make sure every transition of video looks like it should.  they are the ones who create the cool transitions with video effects.  when you think of and watch television you should be thinking of the technical director because he is the one that physically makes the show the way it is and the way you see it on the screen id there was now technical director you would just have one camera the whole time on a show.