Reviews the first twenty years of the Education Commission of the States, covering aspects of organization, administration, and activities (including the operation of the National Assessment of Educational Progress from 1969 to 1983). Describes recent changes in the commission's organization and focus, and considers changing expectations for the…

The introduction of the trial state assessment program into the design of the 1990 National Assessment of Educational Progress (NAEP) raises questions about differences across states in sampling and administration practices. In addition, questions about the general approach to comparing state data to national data need discussion. Subject areas…