Suspense stories

1.Who's the director of this movie Psycho?
 The director of Psycho is Alfred Hitchcock.

2. What type of characters did he often use in horror films?
His characters are subjected to them as we are. The world of the characters often seems gray with ambiguity. He often uses girls and murderers, criminals and psychopaths.

3. What technique did he use with the camera?
 He use subjective camera to reveal a character's. 
 Hitchcock’s camera angles and editing further enhance suspense in his films.
And he only focuses the victim's face.