Cognitive diagnostic models (CDMs) have received much interest within the field of language testing over the last decade due to their great potential to provide diagnostic feedback to all stakeholders and ultimately improve language teaching and learning. A large number of studies have demonstrated the application of CDMs on advanced large-scale…

Dynamic Assessment (DA), is grounded in Vygotsky's idea on Sociocultural Theory (SCT) of mind, his concept of Zone of Proximal Development (ZPD) and its related metaphor; scaffolding. This study examined the effects of dynamic assessment on improving reading comprehension of Iranian intermediate students who were learning English as a foreign…

Reports on an attempt to measure English as a Second Language (ESL) students' ability to apply reasoning in reading, using an experimental test based on Piaget's concrete operations. Suggests that the Test of English as a Second Language (TOEFL) reading comprehension subtest does not measure the ability to apply reasoning in reading; therefore,…