While language dominance has been crucial in the study of bilingualism, recent research has called for more detailed measures to systematically account for the observation that bilinguals use different languages in different domains, a phenomenon formalized in the Complementary Principle. Few studies have systematically measured these…

The purpose of this study is to investigate the relationship between Arabic Language Proficiency (ALP) and expatriate adjustment (EA), and job performance (JP) in Saudi Arabia. In addition, the moderating role of personal and environmental factors is investigated. This investigation employs a mixed-methods research design. The intended audience is…

This study aimed to test a model of classroom social climate, growth language mindset, boredom, and student engagement among English as a foreign language (EFL) learners. In addition, the mediating role of boredom in this structural model was examined. To this end, 287 English major students from various universities in Iran participated in the…

This study investigates the influence of linguistic challenges, host country language ability, and host country difficulty on expatriate adaptation in Saudi Arabia. It aims to uncover how linguistic barriers impact expatriate stress management, cultural competency, and overall job performance, while examining the mediating role of host country…

Usage-based theories of language development underscore the importance of children using language to learn language. Few investigations have applied usage-based theories to dual language learners (DLLs), who comprise a growing share of children attending early education programs in the U.S. Three studies were carried out to investigate the role of…

This study investigated motivation in the context of L2 Chinese in the USA. A total of 120 college students took the survey and 27 of them participated in post-survey interviews. Through a mixed-methods design, the study captured interactions between motivation and the learning environment in the learning process. The results revealed six…

The present study investigates the correlations between socio-biographical variables (such as age, gender, years of studying English language, and educational environment) and foreign language anxiety learning. The study also compares the manifestation of foreign language anxiety among Chinese and Russian university students. A mixed-method of…

Students' psychological well-being (PWB) is vital in foreign language learning, with transformational classroom leadership (TCL) and self-efficacy playing significant roles. However, limited research has explored the role of TCL and self-efficacy in understanding English as a foreign language (EFL) learners' PWB. This study hence aimed to examine…

This study examined the unique contribution of Home Literacy Environment (HLE), Classroom Literacy Environment (CLE), and parent and teacher expectations to the development of Dutch (L1) and English (L2) vocabulary in children in Dutch-English bilingual primary education. The children (n = 106) were tested on vocabulary in both languages in…

English as a foreign language education is a top national priority in China, and improving learners' English language proficiency is a concern. However, most research focuses on how to enhance English proficiency in the educational environment. Investigations of the impacts of family environment on English language development are limited. This…

The present study examines the direct and indirect relationships between classroom environment (CE), L2 (second/foreign language) learner emotions (i.e. enjoyment, anxiety and boredom), and their willingness to communicate (WTC) in classes for English as a foreign language (EFL). Participants were 2,268 university students in China. Pearson…

This study investigates the extent to which variables related to self-regulated speaking motivation contributes to the prediction of foreign language speaking competence and explores whether there is a relationship between these two constructs. The data were collected from 84 Turkish university students using self-regulated motivation for…

This dissertation investigated how a bilingual's experiences can affect how their first language pronunciation can differ from monolingual speakers of their two languages. We used a methodology incorporating quantitative phonetic measurements of voice onset time and vowel formants, grammar and vocabulary tests, and qualitative measures of language…

Engaging students in the second language (L2) classroom is a critical task that requires a clear understanding of the multilayered characteristics of the L2 classroom and the motivational mechanisms through which these characteristics influence student engagement. This study contributes to the L2 engagement literature in this regard by examining…

The socio-educational model suggests that social milieu influences individual characteristics, which in turn affect engagement in learning contexts, ultimately impacting linguistic and non-linguistic outcomes. Operationalized representations of the model tend to focus on relations among integrativeness, attitudes to the learning situation,…