The main purpose of this article is to demonstrate how halo effects may be detected and quantified using two independent ratings of the same person. A practical illustration is given to show how halo effects can be avoided. (Contains 2 tables, 7 figures, and 2 notes.)

In this article, we will first focus on how starting from the stakeholders' needs has led to the construction of examinations based on a theory of functional language performance assessment in which, not general, but domain-specific language use plays a central role. Second, we will describe how we aim to infer real-life performance on the basis…