The way in which validity has been conceptualized has changed throughout the years. The focus in validation studies shifted from evaluating distinct components of validity to developing a comprehensive argument for the use and interpretations of test scores. The argument-based approach to validity incorporates the distinct types of the…

This paper follows a line of logical argumentation to claim that what Samuel Messick conceptualized about construct validation has probably been misunderstood by some educational policy makers, practicing educators, and classroom teachers. It argues that, while Messick's unified theory of test validation aimed at (a) warning educational…

An increased focus on transparency and replication in science has stimulated reform in research practices and dissemination. As a result, the research culture is changing: the use of preregistration is on the rise, access to data and materials is increasing, and large-scale replication studies are more common. In this article, I discuss two…

The redesigned "TOEIC Bridge"® tests were designed to evaluate test takers' English listening, reading, speaking, and writing skills in the context of everyday adult life. In this paper, we summarize the initial validity argument that supports the use of test scores for the purpose of selection, placement, and evaluation of a test…

Recently a novel instrument -- the Core Academic Language Instrument (CALS-I) -- aimed at testing a constellation of school-relevant English language skills was developed and validated for use in the United States (Uccelli, Barr, Dobbs, Galloway, Meneses and Sánchez, 2015. Core Academic Language Skills: An expanded operational construct and a…

Critical language assessment (CLA) has been addressed in numerous studies. However, the majority of the studies have overlooked the need for a practical framework to measure the CLA dimension of teachers' language assessment literacy (LAL). This gap prompted us to develop and validate a critical language assessment literacy (CLAL) scale to further…

This report provides a brief overview of how the "TOEIC"® program has adopted an argument-based approach to validity in order to support the use of the TOEIC tests. This approach emphasizes the need to explicitly state claims about the measurement quality and intended use of a test and to support those claims with evidence. This report…

Background: In some professions, "wellness" has become shorthand for physical fitness and nutrition but dimensions outside the physical are equally important. As wellness models continue to materialize, a validated instrument is needed to substantiate the characteristics of a multidimensional wellness model. Purpose: This 2-pronged study…