This dissertation is a quantitative analysis of language proficiencies through the lens of the dynamic model of multilingualism, using survival analysis to evaluate time until thresholds of foreign language proficiency are reached and nonparametric tests (Wilcoxon signed rank and Kruskal-Wallis) to compare proficiencies at distinct time intervals…

This study is the first to explore microdevelopment in sociolinguistic evaluative judgments of standard German and Austro-Bavarian dialect by adult second language learners of German by using dense time serial measurements. Intensive longitudinal data (10 observations per participant) were collected from four learners at approximately weekly…

The United States government is perennially in need of employees with proficiency in critical foreign languages to communicate with foreign counterparts and maintain relationships worldwide. In order to fulfill this need, the government devotes significant resources training federal employees to advanced levels of language proficiency through…

Recent advances in mobile technologies have prompted their investigation as tools for language learning. Mobile-assisted language learning (MALL) offers the advantage of flexible language support, enabling learners to choose when and where they learn and the methods that suit them. The constant connectivity of modern mobile phones allows learners…

Given the importance of conversation practice in language learning, chatbots, especially ChatGPT, have attracted considerable attention for their ability to converse with learners using natural language. This review contributes to the literature by examining the currently unclear overall effect of using chatbots on language learning performance…

With the advancement of educational technologies, computer-assisted language learning (CALL) tools, like online dictionaries, are essential for acquiring a second language, especially new vocabulary. There has been no empirical focus on the usage of "Gabra" online dictionary in learning Maltese, with a specific focus on international…

The purpose of the study is to investigate the types of corrective feedback used by a Thai teacher with adult learners of different proficiency levels in speaking classes in order to facilitate students' language development, as it is an aspect language teachers need to be aware of when teaching speaking. Three different levels of speaking classes…

This study investigates the acquisition of genericity in L2 French and L3 English. While some exponents become generic by assembling morphological, syntactic and discursive cues, definite singular nominals additionally require the well-established kind restriction. It is a pragmatic and language-specific constraint. The participants are L1 Arabic…

We must recognize that our current language to describe the work and purpose of adult education sets a "dominant culture" social dynamic between teacher and student. To anchor adult education in a genuine spirit and experience of equity, we must start with a fundamental shift from a one-way savior helper mindset to a two-way mutual…

While there is a growing body of research on second language acquisition (SLA) in children, adolescents, young and more mature adults, much remains to be explored about how adults in later life learn a new language and how good additional language learning is for them. Our goal in this article is to survey and evaluate what is known about the…

This article introduces this special issue by declaring that the studies contained here build on the idea that multilinguals, in the sense of learners or speakers that have more than two languages in their linguistic repertoire, are different from bilinguals and monolinguals in various ways. Several authors in the area of third language…

We investigated age-related decline in adult learning of Dutch as an additional language (Ln) in speaking, writing, listening, and reading proficiency test scores for 56,024 adult immigrants with 50 L1s who came to the Netherlands for study or work. Performance for all four language skills turned out to decline monotonically after an age of…

Strikingly apparent within the demographics of New England, Portuguese is a language rich in standard and nonstandard varieties. In studying Portuguese, it is common for some students to acquire language more easily than their peers, despite receiving the same linguistic input, and others display negative attitudes toward their instructor's…

When an adult migrant begins to acquire a second language, it is often presumed that the learner is already equipped with first language literacy and can therefore transfer these same literacy skills during their acquisition of the new, second language. However, many adult second language (L2) learners lack the opportunity to develop first…

In this qualitative study, researchers focused on providing explicit knowledge of personality traits via the Enneagram profile to a group of 10 adult advanced students of English for speakers of other languages. Through the Enneagram and two surveys, researchers gained insight into how students perceived the influence of their personality type on…