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Coming Sunday: Put to the test

Aug 13, 2010 3:00:00 AM - latimes.com
They're from the same neighborhood. They study the same lessons. Yet the fifth-graders in one classroom at Broadous Elementary School in Pacoima consistently learn more than their peers down the hall. The difference? Their teachers. For years, evaluating teachers has been as much guesswork as science. Now, statistical tools make it possible to single out the most skilled, and the least.