The purpose of this study is to explore the statistical nature of the linguistic interdependence hypothesis (Cummins, 1976, 2017) in the spring of 2nd grade of students in foreign language immersion programs. Specifically, the interdependent relationship between L2 language proficiency levels and L1 reading academic performance in an environment…

Indigenous-language immersion (ILI) is a form of schooling where all, or nearly all, classroom instruction in every subject area is conducted in an Indigenous language. This dissertation comprises three case study comparisons of neighboring pairs of ILI and English-medium school programs. The first case study examines two elementary schools in the…

The present dissertation brings together research on heritage language acquisition and bilingual education and makes inroads into the limited research on heritage language development in school-aged bilingual children. This study explores how bilingual education, patterns of exposure, and lexical frequency shape adolescent Spanish heritage…

China's rising economy has increased the popularity of learning the Chinese language. Chinese immersion programs have gained popularity in K-12 education, particularly for younger learners. However, research on the optimal instruction design for Chinese and English biliteracy development in one-way Chinese immersion programs is scarce. This…

The United States has witnessed a rise in dual language immersion (DLI) programs in recent years, with instruction delivered both in English, the majority language spoken in the wider society, and in another language, often referred to as the partner or minority language. But while accountability mandates have focused on students' performance in…

The price of not being English proficient in the United States is costly. A study using 2000 census data showed that people who were not English proficient experienced lower earnings than those who spoke only English (Community and Regional Development Estate, 2005). The cost of being a non-proficient English speaker has the potential to decrease…

This study is framed in Bourdieu's theory of capital, which asserts that the choices we make are usually designed to help us become better off economically; that economic capital is, to some degree, exchangeable with other types of capital (e.g., social and cultural); and that other types of capital can be exchanged for economic capital. The…

Immersion programs face a variety of challenges that are common to the field, such as lack of materials appropriate for students' language abilities, assessment, teacher recruitment and retention, balancing content and language, and relevant, high quality professional development for teachers. However, within specific micro-contexts, other issues…

Language immersion programs are becoming more available as a form of school choice in both private and public education in the United States and beyond. While there is research on the benefits of immersion education regarding overall intelligence, there is still much skepticism as to why parents would place their child in an immersion program vs.…

Spanish-speaking parents choose to enroll their children in either an English only or English-Spanish dual immersion program when presented with both choices. This ethnographic study explored parent's perceptions of the purpose, advantages, and disadvantages of learning in school in English only or in a dual English-Spanish. Through focus group…

As dual language immersion (DLI) programs experience unprecedented growth, the need for school administrators that understand DLI structures and philosophy, in order to methodically initiate them and effectively sustain them, becomes critical. In this study, DLI refers to educational programs that provide literacy and academic content instruction…

Bilingual programs continue to expand in school districts across the United States to address the growing numbers of students whose home language is other than English. The Response to Intervention (RTI) framework was used to guide this qualitative study, the purpose of which was to identify the extent to which the five elements of RTI exist in…

Elementary Spanish language immersion programs have become more popular in the educational field in the United States to support the academic achievement of minority students. The final goal of immersion programs is to develop proficiency in the home language and dominant language, identified as first language (L1) and second language (L2), to…

English language learners (EL) are the fastest growing sub-group of the student population in California, yet ELs also score the lowest on the science section of the California Standardized Tests. In the area of bilingual education, California has dramatically changed its approach to English learners since the passage of Proposition 227 in 1998,…

This study attempts to identify the specific professional needs of pre-service English immersion teachers in Korea in order to establish key components of English immersion teacher preparation programs. As an alternative approach of English language education, immersion instruction has been employed by a number of private and public schools in…