Many test developers try to ensure the content validity of their tests by having external experts review the items, e.g. in terms of relevance, difficulty, or clarity. Although this approach is widely accepted, a closer look reveals several pitfalls need to be avoided if experts' advice is to be truly helpful. The purpose of this paper is to…

During a period when the reform-minded are very critical of the degree to which testing is actually related to the conditions for which data are employed, authentic assessment offers the opportunity to evaluate learning in settings closely related to the real world. It also allows the evaluator to tailor assessment conditions for individual…