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Code-Switching Patterns Differentially Shape Cognitive Control: Testing The Predictions Of The Adaptive Control Hypothesis, Giliaine Ng, Hwajin Yang
Code-Switching Patterns Differentially Shape Cognitive Control: Testing The Predictions Of The Adaptive Control Hypothesis, Giliaine Ng, Hwajin Yang
Research Collection School of Social Sciences
Bilinguals engage in qualitatively different code-switching patterns (alternation, insertion, and congruent lexicalization) to different degrees, according to their engagement in different types of interactional contexts (single-language context, dual-language context, and dense code-switching context). Drawing on the adaptive control hypothesis, we examined whether bilinguals’ code-switching patterns would differentially shape multiple aspects of cognitive control (interference control, salient cue detection, and opportunistic planning). We found that a dense code-switching context, which predominantly involves insertion and congruent lexicalization, was positively associated with verbal opportunistic planning but negatively associated with interference control and salient cue detection. In contrast, a dual-language context, which predominantly involves …
Are All Interferences Bad? Bilingual Advantages In Working Memory Are Modulated By Varying Demands For Controlled Processing, Hwajin Yang, Sujin Yang
Are All Interferences Bad? Bilingual Advantages In Working Memory Are Modulated By Varying Demands For Controlled Processing, Hwajin Yang, Sujin Yang
Research Collection School of Social Sciences
We investigated bilingual advantages in general control abilities using three complex-span tasks of working memory (WM). An operation-span task served as a baseline measure of WM capacity. Additionally, two modified versions of the Stroop-span task were designed to place varying attentional-control demands during memoranda encoding by asking participants either to read the to-be-remembered item aloud (lower cognitive control; i.e., Stroop-span task) or to name the font color of the to-be-remembered item while still encoding the word for later recall (greater cognitive control; i.e., attention-impeded Stroop-span task). Twenty-six Korean-English bilinguals and 25 English-native monolinguals were tested. We found that bilinguals outperformed …
Disparate Bilingual Experiences Modulate Task-Switching Advantages: A Diffusion-Model Analysis Of The Effects Of Interactional Context On Switch Costs, Andree Hartanto, Hwajin Yang
Disparate Bilingual Experiences Modulate Task-Switching Advantages: A Diffusion-Model Analysis Of The Effects Of Interactional Context On Switch Costs, Andree Hartanto, Hwajin Yang
Research Collection School of Social Sciences
Drawing on the adaptive control hypothesis (Green & Abutalebi, 2013), we investigated whether bilinguals' disparate interactional contexts modulate task-switching performance. Seventy-five bilinguals within the single-language context (SLC) and 58 bilinguals within the dual-language context (DLC) were compared in a typical task-switching paradigm. Given that DLC bilinguals switch between languages within the same context, while SLC bilinguals speak only one language in one environment and therefore rarely switch languages, we hypothesized that the two groups' stark difference in their interactional contexts of conversational exchanges would lead to differences in switch costs. As predicted, DLC bilinguals showed smaller switch costs than SLC …
The Importance Of Bilingual Experience In Assessing Bilingual Advantages In Executive Functions, Hwajin Yang, Andree Hartanto, Sujin Yang
The Importance Of Bilingual Experience In Assessing Bilingual Advantages In Executive Functions, Hwajin Yang, Andree Hartanto, Sujin Yang
Research Collection School of Social Sciences
Paap, Johnson, and Sawi (2015) contend that bilingual advantages in executive functions (EF) do not exist, and that there is no compelling evidence that a certain bilingual experience hones a specific component of EF (p. 272). We believe that this conclusion is premature, because Paap et al.'s approach was not sufficiently refined to effectively capture the real-world complexity of bilingualism. In this commentary, we draw on the adaptive control hypothesis (Green & Abutalebi, 2013) and argue that studies of bilingualism should consider specific bilingual experiences that potentially moderate bilingual advantages through substantial demand for language control (for similar commentaries, see …