Principals can play a pivotal role in the improvement of student learning by helping teachers develop and use sound classroom assessments that will strengthen instruction and student learning. The typical teacher will spend a quarter to a third of her or his available professional time involved in assessment-related activities. If they do it well,…

In this article, the author offers a new vision of assessment that has the potential of bringing about remarkable gains in student achievement. The time has come to take advantage of the new understanding of the potential of assessment and to fundamentally rethink the relationship between assessment practices and effective schools in the United…