What editing techniques does Hitchcock use to heighten audience suspense

Apply what you learned about editing in the documentary, The Cutting Edge: The Magic of Movie Making and analyze Psycho OR Vertigo. What editing techniques does Hitchcock use to heighten audience suspense? 1-2 page

Construct your Journals as Response Essays to the clips and films you watch and utilize these three strategies when writing: Reflection – Observation – Analysis.

You are required to apply technical film terms and reference mise en scène when writing. DO NOT go on-line when writing your journals. I am ONLY interested in your own Reflection/Observations/Analysis. If you plagiarize from the Internet, I will have no choice but to give you a zero for the assignment.