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…

National testing will not improve teacher's genius, students' prospects in life, or learning opportunities in school's immediate surroundings. Too much emphasis will be placed on comparisons among districts, counties, and states. Money will be pumped into raising scores, not decreasing class size or giving teachers more time to work with children.…