It is the same with math and science teachers. Education schools do not produce the best math and science teachers. (Most teachers (of this generation)majored in education because it was the easiest major, not because they were blessed with a math-mind or loved science as a kid.)
Pay them more, based on how well they pass certain tests, not simply because of their title.
Edudcation schools started out pretending to be professional schools, but they ended up being feeders for public schools. Consequently they take people of above average intelligence and teach them drivel for four years.