Licensure and certification decisions are usually based on a chain of inference from results of a practice analysis to test specifications, the test, examinee performance, and a pass-fail decision. This article focuses on the design of practice analyses and translation of practice analyses results into test specifications. (SLD)

Criteria used in the equating process proposed in the literature are reviewed. The discussion begins by examining how equating is defined. The controversy over the best criterion, the utility of some, and whether a criterion is needed at all means that much work needs to be done in this area. (SLD)

The experience of the National Board for Professional Teaching Standards illustrates how issues of assessing the content representativeness of performance assessment can be addressed to ensure validity for certification procedures. Explores the challenges of collecting validation evidence when expert judgments of content are used. (SLD)