Expanding numbers of researchers are focusing on the scale and impact of private supplementary tutoring. Such tutoring is widely called shadow education, since much of its curriculum mimics that of regular schooling. Although shadow education has expanded significantly worldwide and is now recognized to have far-reaching significance, research…

Differential item functioning (DIF) can undermine the validity of cross-lingual comparisons. While a lot of efficient statistics for detecting DIF are available, few general findings have been found to explain DIF results. The objective of the article was to study DIF sources by using a mixed method design. The design involves a quantitative phase…

This article is a commentary on Australia's involvement in the Programme for International Student Assessment (PISA) tests. It provides a rationale for Australia's participation in the PISA programme, the influences of PISA involvement on education policies and practices, and considerations and implications for school leaders and education…

This study investigates whether a common set of student attitudes and behavioral tendencies can account for academic achievement across different, especially high-performing, countries via analysis of the PISA 2009 international data set. The 13 countries examined are 5 of the top-performing Eastern countries/systems, namely Shanghai China, South…

While much of the work in language testing is concerned with constructing quality tests in order to measure language knowledge in reliable and valid ways, there has been a significant movement in language testing research that examines tests in the context of their use in education and society. This line of research exits from the notion that…