Self-efficacy has emerged as a popular construct in second language research, especially in the frontline and practitioner-researcher spaces. A troubling trend in the relevant literature is that self-efficacy is often measured in a general or global manner. Such research ignores the fact that self-efficacy is a smaller context-driven construct…

This paper reports an attempt to develop and validate a bilingual Persian version of the Vocabulary Size Test (VST). Due to the particular educational system in Iran, there is a dire need for a test that can effectively estimate English learners' vocabulary sizes. Previous research (Nguyen and Nation, 2011) has indicated that bilingual versions of…

This study investigates the validity of the Diagnostic College English Speaking Test (DCEST) in the context of EFL teaching and learning in China. The experiment was conducted in three stages over the course of eight weeks at a national key university in China. By means of test administration and questionnaire survey, the researcher gathered…