Theoretical models designed to predict whether students will persist or not have been valuable tools for retention efforts relative to the creation of services in academic and student affairs. Some of the early models attempted to explain and measure factors in the "college dropout process." For example, in his seminal work, Tinto…

This article takes its point of departure in the current tendency of education policy to become more and more evidence-based. The use of statistics and numbers seems to be a prerequisite for conducting a policy that is both efficient and effective. The kind of knowledge thus produced is regarded as factual and scientific. This article tries to get…

The thought of Samuel Messick has influenced language testing in 2 main ways: in proposing a new understanding of how inferences made based on tests must be challenged, and in drawing attention to the consequences of test use. The former has had a powerful impact on language-testing research, most notably in Bachman's work on validity and the…