To be fair to the professors, they wouldn't be teaching intro to whatever if they weren't genuinely enthusiastic about the subject.
Also, while the ROI on some majors is terribly negative over a large population, that choice has likely worked out very well for the professors teaching the class. A tenured position at a major university is the closest you're ever going to get in life to a sure thing.
Also, while the ROI on some majors is terribly negative over a large population, that choice has likely worked out very well for the professors teaching the class. A tenured position at a major university is the closest you're ever going to get in life to a sure thing.