The Houston Independent School District offers two primary bilingual programs (transitional and dual language) for Spanish-speaking English learners (ELs). The relative amount of instruction in each language depends on both program and grade level. Students in the transitional bilingual program have the option of entering a "pre-exit…

This report summarizes the academic performance of students in the AISD secondary dual language program during 2019-2020. Topics include program and student characteristics, performance on the Texas English Language Proficiency Assessment System (TELPAS), enrollment in advanced placement (AP) courses and performance on AP exams. Due to the…

This manuscript-based dissertation is comprised of three interrelated longitudinal studies on Spanish language growth and deceleration and its impact on English language growth and English reading skills in bilingual children. Chapter 1 introduces the manuscript-based dissertation and provides the background on existing, longitudinal work of dual…

This volume brings together studies which represent current perspectives on second language learning and teaching in relation to language and culture in intercultural contexts. The authors reflect on and analyse a variety of topics such as the significance of recognizing and valuing heritage speakers in intercultural contexts, the role of…

Multilingual learners (MLs) are students whose primary language is not English and are eligible for English language development services through the Transitional Bilingual Instruction Program (TBIP). Eligible MLs receive TBIP services until they become proficient in English. During the 2022-23 school year, 149,357 students were identified as…

This study investigates the role of biological age and L2 exposure on the achievement of two groups of Catalan-Spanish intermediate learners of English in secondary school (Group A, Formal Instruction (FI), N = 50; Group B, FI + CLIL, N = 50) regarding receptive and productive L2 skills as well as grammatical knowledge. Learners were matched for…

Content and language integrated learning (CLIL) programmes are mushrooming in many different contexts. However, research has mainly focused on their impact on foreign language learning and to a lesser extent on L1 development, whereas the number of studies undertaken in multilingual contexts in which more than two languages coexist is negligible.…

Research on form focused instruction has provided support for the use of collaborative tasks in which learners focus their attention on formal aspects of language and consciously reflect on their own language use (i.e. produce language-related episodes or LREs). A strand of research on LREs in different educational contexts examines the effect of…

English learners (ELs) are students whose primary language is not English and are eligible for English language development services through the Transitional Bilingual Instruction Program (TBIP). Washington state's TBIP has existed since the passage of Senate Bill 2149 in 1979, and is codified in the Revised Code of Washington (RCW) Chapter…

The assessment of dual language immersion (DLI) students' proficiency in the partner language plays a key role in program evaluation. This article reports findings from a large-scale study, drawing on cross-sectional assessment data from 73 schools and longitudinal data from 25 schools. Students were tested in the interpretive (listening and…

We describe research results and lessons learned from a laboratory/ classroom collaboration with a school system offering both traditional English-only education and a dual-language track (Spanish/English). Through this collaboration, we addressed basic research questions informing malleable factors that impact cognitive development. In a…

Purpose: The purpose of the current study was to examine the role that the first language (L1), Spanish, at Pre-Kindergarten plays in predicting second language (L2), English, word reading in first grade. In addition, it examines the role of conceptual vocabulary in predicting word reading in English. Method: As part of a longitudinal study of…

English learners (ELs) are students whose primary language is not English and are eligible for English language development services through the Transitional Bilingual Instruction Program (TBIP). Eligible ELs receive TBIP services until they become proficient in English. During the 2017-2018 school year, 136,357 students were identified as ELs, a…

Washington state's Transitional Bilingual Instruction Program (TBIP) has existed since the passage of Senate Bill 2149 in 1979, and TBIP is codified in the Revised Code of Washington (RCW) 28A.180. The bill, called "The Transitional Bilingual Instruction Act," recognized that "classes which are taught in English are inadequate to…

Using a nationally representative sample of dual language learners (DLLs) attending Head Start, this study investigated how the language used for instruction and the proportion of DLLs in the class was associated with English and Spanish receptive vocabulary development between the fall and spring (n = 531). Based on teacher report of the language…