This thinker described how “private guilt” can no longer exist in an “age of anxiety.” “Instant sensory awareness” is characteristic of Cubism, according to a book by this collaborator of Quentin Fiore that demonstrates one idea through the environment created by a light bulb. Neil Postman replaced one word of a phrase coined by this (15[1])thinker with “metaphor” in Amusing Ourselves to Death. A book by this thinker with the subtitle “The (*) Extensions of Man” used one aphorism to demonstrate how print culture creates uniformity. (10[1])That book by this thinker who coined the term “global village” also divides its title subject into “hot” and “cool” types and is called Understanding Media. For 10 points, name this Canadian cultural theorist who coined the phrase “the medium is the message.” ■END■