Oh dear. This is exactly the WRONG conclusion to reach. It’s the conclusion that “highly selective” colleges use, and it’s perfectly, exactly, precisely beside the point of good education. The incoming and outgoing gatekeepers are NOT the locus of preparation. The teaching is.
In closing the discussion, Walsh had one big recommendation: Make schools with teacher-prep programs harder to get into, and to graduate from, to see a big impact.
Source: How Higher Ed Can Up Its Game: 3 Big Ideas : NPR Ed : NPR