To provide an accurate reading of students' and schools' rates of progress, and to provide cues for instruction, assessment at every level should be connected to explicit learning goals and standards. To show how this requirement can be fulfilled, and how research-based assessment can effectively support learning and instruction, this article…

In the early 1970s educational evaluation's fusion of respect for rationality, power to implement rational procedure, and an altruistic objective (improved instruction) appealed to educational researchers. Dealing essentially with closed systems, it measured program success by student performance on measurement instruments. Critics exclaimed that…