Too often, teacher evaluations haven't provided enough information to spur improvement in teaching. The vast majority of teachers in any school, district, or state are rated above--sometimes well above--average. The feedback that teachers do receive is often not specific enough to help them improve. In this article, Morgaen Donaldson explores some…

Because they focus on the quality of instruction, teacher evaluations can be powerful catalysts for teacher and school improvement. But today, the typical teacher evaluation consists of a single, fleeting classroom visit by an administrator untrained in evaluation. Often he or she wields a checklist of classroom conditions and teacher behaviors…