Teachers: from mandatory testing to terrible pay, teachers face formidable obstacles to doing their job and doing it well. Teacher burnout is leading to high turnover in the profession — and millions of dollars in costs for districts. We talk with Shawn Sheehan, the Oklahoma state Teacher of the Year who left for Texas when his salary couldn't pay the bills. Debbie Meier, founder of the small schools movement, discusses how a school that respects and empowers teachers should look. And Linda Darling-Hammond talks about how teacher assessment can be improved to help students and teachers succeed. And more. Produced by Lilia Fuquen for Pacifica.