skoolboy has absolutely nothing of substance to say about Education Secretary nominee Arne Duncan, whom he has met exactly once. But he continues to mouth off about New York City's Teacher Data Reports, the NYC Department of Education's version of value-added assessment. Which are not to be used to evaluate teacher performance. But rather for instructional improvement. Excuse me, skoolboy has something in his eye.

It's hard not to view these Teacher Data Reports as a Trojan H...