The people advocating for a metric ought to be the ones who are expected to establish that they are sensible. Nonetheless, education "reformers" have consistent

The people advocating for a metric ought to be the ones who are expected to establish that they are sensible. Nonetheless, education "reformers" have consistently been promoting metrics with enormous variation in ranking. Of course, if your purpose is to garner the political support of people who say "it sounds like it makes absolute sense" actually measuring meaningful things is irrelevant.