This study set out to re-examine the effectiveness of study abroad programs in second language (L2) acquisition through a multi-level meta-analysis. Overall, 42 primary studies published between 1995 and 2019 were identified, and in total 283 effect sizes were meta-analysed. This study implemented a three-level random effects model to account for…

In recent years, the need for English as a foreign language (EFL) education in schools has become a priority worldwide. The aim of our paper is to investigate which countries currently focus on researching motivation to learn EFL and what potential reasons are behind the focus. We performed a topic search of the keywords "EFL" and…

This study utilizes a systematic review process to synthesize research on content and language integrated learning (CLIL) teachers' self-reported needs and professional development. In order to draw connections between these two areas of research and highlight gaps, this study adopted a framework composed of seven competences: linguistic,…

This article updates the trends and developments of Japanese as a second language (JSL) research since Mori and Mori (2011) by reviewing nearly 200 selected empirical studies published in English or Japanese between 2010 and early 2019. The first section of this review examines the cognitive aspects of second language (L2) Japanese development,…