As I see it, the profession went astray because we, as a group, mistook beauty, clad in impressive-looking mathematics, for truth.What's the profession? It's economics, and this is from Paul Krugman's NYT Sunday Magazine piece this morning, here, "How Did Economists Get It So Wrong?".
Happily, I don't seem to hear this much in linguistics these days. No doubt a matter of who you hang out with, but it seems like everybody I deal with seriously agrees on the need for working hard with good data.