Editing is one of the most mysterious aspects of filmmaking. Through skillful manipulations of still images, it's possible to create illusions of unity in time and space, and what's more, make these illusions elicit emotion from an audience, whether tears, laughs, or screams (and sometimes all three at once). Alfred Hitchcock was a master of editing (and everything else in the realm of cinema), and nowhere is his editing skill, as well as that of editor George Tomasini, more on displa...