EXACTLY 24 HOURS ago, in this building, nearly two dozen of your fellow students fled from Room 112, downstairs, in mortal terror of being murdered by a classmate in a senior-level actuarial science class. Newspaper accounts of this event present a particularly vivid example of the frame concepts that Erving Goffman explicates in Frame Analysis. In particular, Arthur McElroy’s entrance into Room 112 was a “guided doing” by which he willfully intended to kill at least a few, if not all, of his classmates. “For a second,” said a student in the class, “I just sat there in a daze.” Said another, “I thought he was kidding at first. I didn’t think it was real.” From the calm frame of students reading newspapers while waiting for a class to start,...