Purpose: This study investigated the reading profiles of middle school Spanish-speaking emergent bilinguals (EBs) with significantly below grade level reading comprehension and whether these profiles varied in their reading comprehension performance over time. Method: Latent profile analyses were used to classify Grade 6 and 7 Hispanic EBs (n =…

Interactive Strategy Training for Active Reading and Thinking en Español, or iSTART-E, is a new intelligent tutoring system (ITS) that provides reading comprehension strategy training for Spanish speakers. This paper reports on studies evaluating the efficacy of iSTART-E in real-world classrooms in two different Spanish-speaking countries. In…

This study is part of a larger effort to investigate linguistic features of assessment items that might explain differential performance of English learners on science assessments. An analysis of a large set of multiple-choice items suggested two features that held promise in reducing the performance gap: the presence of contrast words and the…

This study examines differences in English language comprehension, reading fluency, and executive functions among Spanish-English bilinguals with reading difficulties. Reading difficulties examined included general reading difficulties, defined by low word reading and reading comprehension, and specific-reading comprehension difficulties, defined…

Using data from seven cohorts of language immersion lottery applicants in a large, urban school district, we estimate the causal effects of immersion programs on students' test scores in reading, mathematics, and science, and on English learners' (EL) reclassification. We estimate positive intent-to-treat (ITT) effects on reading performance in…

Research has demonstrated that students in dual-language immersion programs perform as well as, or better than, their peers in core academic content areas by late elementary school. The extent to which immersion education fosters bilingualism, however, has received less attention in the literature. Using data from a four-year efficacy study of…

This report contributes to understanding of the academic trajectories of ELL [English language learner] students within the FWISD [Fort Worth Independent School District]. The focus is on all students who enrolled as first-time sixth graders at the International Newcomer Academy (INA) in the 2006-2007 school year, a cohort of 48 students. These…

This report is part of a long-term collaboration of the Quality Teaching for English Learners initiative at WestEd with the Fort Worth Independent School District. The focus of this report is on a historical cohort of ninth graders who were enrolled at the International Newcomer Academy in the 2009-2010 school year. This report follows this cohort…

This report is part of a long-term collaboration of the Quality Teaching for English Learners initiative at WestEd with the Fort Worth Independent School District. The focus of this report is on comparisons between ninth grade newcomers and other groups of English language learners (ELLs). Analyses compare newcomers to 1) long-term ELLs who were…

This paper investigates the differences in academic achievement trajectories from elementary through middle school among English Learner students in four different instructional programs: English Immersion, Transitional Bilingual, Developmental Bilingual, and Dual Immersion programs. Comparing students with the same parental preferences but who…