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Description
Learning a second language has been shown to have many benefits, but in the

state of Arizona the teaching and learning of second languages has been restricted since the passing of Proposition 203. In the past few years, schools offering Dual Language Immersion programs have emerged, but their teachers do not

Learning a second language has been shown to have many benefits, but in the

state of Arizona the teaching and learning of second languages has been restricted since the passing of Proposition 203. In the past few years, schools offering Dual Language Immersion programs have emerged, but their teachers do not have much experience, training or resources to teach language through content. Language immersion self- efficacy has been shown to be crucial for the teachers to be more effective in their instruction and for them to embrace the challenges they face.

The purpose of this action research study was to increase Spanish immersion teachers' self-efficacy through a community of practice, in which teachers performed peer observations and offered feedback, collaboratively drew from a pool of resources that were available online for all to use, and supported each other in the areas they felt could be improved.

Quantitative data included pre- and post- intervention self-efficacy surveys, as well as a retrospective survey. Qualitative data included audio recordings and field notes from the community of practice sessions, teacher observations, peer observations, and feedback meetings, as well as interviews.

Results from the analysis of data showed an increase of teachers’ self-efficacy because of the close collaboration and resource sharing that took place during the implementation of the community of practice. Teachers also reported positive changes in practice due to peer observations and collegial conversations during meetings, where teachers could acknowledge their own successes and use ideas from others to improve their practice. Finally, despite all the positive outcomes from this action research study, it was evident there were some systemic issues the community of practice could not change, such as the lack of resources and appropriate curriculum for Spanish immersion teachers.

Many parents and educators have agreed our students should have the opportunity of becoming bilingual to face global competition more effectively. Because of that, Spanish immersion schools have been growing in popularity in Arizona. Moreover, it has become clear that as we have more schools and teachers willing to adopt these programs, more resources must be made available to support immersion teachers and their instruction.
ContributorsSalas, Raquel (Author) / Bertrand, Melanie (Thesis advisor) / Buss, Ray R. (Committee member) / Hightower, Guadalupe (Committee member) / Arizona State University (Publisher)
Created2016
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Description
The experience of language can, as any other experience, change the way that the human brain is organized and connected. Fluency in more than one language should, in turn, change the brain in the same way. Recent research has focused on the differences in processing between bilinguals and monolinguals, and

The experience of language can, as any other experience, change the way that the human brain is organized and connected. Fluency in more than one language should, in turn, change the brain in the same way. Recent research has focused on the differences in processing between bilinguals and monolinguals, and has even ventured into using different neuroimaging techniques to study why these differences exist. What previous research has failed to identify is the mechanism that is responsible for the difference in processing. In an attempt to gather information about these effects, this study explores the possibility that bilingual individuals utilize lower signal strength (and by comparison less biological energy) to complete the same tasks that monolingual individuals do. Using an electroencephalograph (EEG), signal strength is retrieved during two perceptual tasks, the Landolt C and the critical flicker fusion threshold, as well as one executive task (the Stroop task). Most likely due to small sample size, bilingual participants did not perform better than monolingual participants on any of the tasks they were given, but they did show a lower EEG signal strength during the Landolt C task than monolingual participants. Monolingual participants showed a lower EEG signal strength during the Stroop task, which stands to support the idea that a linguistic processing task adds complexity to the bilingual brain. Likewise, analysis revealed a significantly lower signal strength during the critical flicker fusion task for monolingual participants than for bilingual participants. Monolingual participants also had a significantly different variability during the critical flicker fusion threshold task, suggesting that becoming bilingual creates an entirely separate population of individuals. Future research should perform analysis with the addition of a prefrontal cortex electrode to determine if less collaboration during processing is present for bilinguals, and if signal complexity in the prefrontal cortex is lower than other electrodes.
ContributorsMcLees, Sallie (Author) / Náñez Sr., José E (Thesis advisor) / Holloway, Steven (Committee member) / Duran, Nicholas (Committee member) / Arizona State University (Publisher)
Created2019