diane ravage says they are a failure. s an education historian and the author of the book "the death and life of the great american school system: how testing and choice are undermining education." diane worked in the department of education under the first president bush, was an early supporter of no child left behind. and diane today you're against it. why? >> it failed. we've had ten years of no child left behind and it's hard to discern any progress. we've had constant testing of kids, we have charter schools. milwaukee has had vouchers for 21 years. no one can claim success for any of these programs. and yet now we're going to do more and more testing. >> race to the top. that's -- this administration is pushing race to the top. >> well, race to the top is actually just a rebranding of no child left behind. it's more testing and now the testing is going to focus not just on the students, but on grading teachers based on their student test scores. this is totally wrong. there's a huge body of research that says that st