Teachers teach, so it seems natural to assume that watching them teach is the best way to find out how good they are. But while it may be taken for granted, a growing body of evidence suggests that ...

Short, unannounced classroom visits are the best way for principals to see representative slices of teaching (not the dog-and-pony show), give credible feedback to teachers, and be players in ...

On a cold, dark winter morning in late January, I pulled into the parking lot of a suburban Kansas City, Mo., high school. Forty-five minutes before my workday would officially begin, my head already ...