Validity is an integrated evaluative judgment of the degree to which empirical evidence and theoretical rationales support the adequacy and appropriateness of interpretations and actions based on test scores or other modes of assessment. The principles of validity apply not just to interpretive and action inferences derived from test scores as…

Examines the concept of washback as an instance of the consequential aspect of construct validity, linking positive washback to direct assessments and the need to minimize construct underrepresentation and construct-irrelevant difficulty in the test. The article explains washback as referring to the extent to which test use influences language…

Six distinguishable aspects of construct validity are discussed as they apply to performance assessment, emphasizing content, substantive, structural, generalizability, external, and consequential aspects. Taken together, these aspects provide a way to address validity questions in score interpretation and use. (SLD)

Presents a comprehensive review of validity that includes an empirical evaluation of the actual and potential consequences of score interpretation and use, how those consequences come about, and what determines them. Six distinguishable aspects of construct validity are highlighted as a means of addressing central issues implicit in the notion of…