Pronunciation presents a significant, persistent challenge to second language (L2) learners (Derwing & Munro, 2015; Piske, McKay, & Flege, 2001). Fortunately, pronunciation instruction works (Lee, Jang, & Plonsky, 2015). However, pronunciation receives relatively little attention in language classrooms. Further complicating the matter…

This study aimed to investigate the effect of written cues on the second- language (L2) language perception, processing, and word learning, especially when the person's first language (L1) belongs to a different rhythmic type of language than L2. The first objective was to examine whether late bilinguals as L2 learners can benefit more from…

Recent research has demonstrated that L2 learners and heritage speakers might have two different profiles in terms of their syntactic, morpho-syntactic, and lexical-semantic knowledge of a target language (Montrul, 2004, 2006, 2010; Montrul, Foote, & Perpinan, 2008). However, the most influential of the major studies have been limited to…

Purpose: This study explored a technological contribution to education made by the Defense Language Institute Foreign Language Center (DLIFLC) in the formative assessment field. The purpose of this quantitative correlational study was to identify the relationship between online formative (Online Diagnostic Assessment; ODA) and summative (Defense…

This study examines the second language acquisition of the evidentiality requirement in the Korean psychological state of mind expressions. When an experiencer of the psychological state of mind is different from the speaker, Korean language requires an evidential expression to the psychological predicate so that the speaker indicates the source…

The present research study investigated the effects of 8 versions of a computer-based vocabulary learning program on receptive and productive knowledge levels of college students. The participants were 106 male and 103 female Korean EFL students from Kyungsung University and Kwandong University in Korea. Students who participated in versions of…

This study examined the linguistic competence in Korean of Korean heritage language learners (HLLs), compared to English-speaking non-heritage language learners (NHLLs) of Korean. It is unclear and controversial as to whether heritage languages learners are exposed to early but are interrupted manifest as L1 competence or share more…

This study was designed to explore five Korean NNESTs' L2 pragmatic competence and its relationship with their teaching experiences using DCT questionnaires of English request. This study in particular examined (1) five Korean NNESTs pragmatic competencies in English requests, (2) the relationship between their English teaching and learning…

Due to their unique profile as childhood bilinguals whose first language (L1) became weaker than their second language (L2), heritage speakers can shed light on three key issues in bilingualism--timing, input, and cross-linguistic interaction. The heritage speakers of focus in this dissertation are Korean second generation immigrants mainly…