Conducted for Arnold Ventures by Abt Associates, the "New Mexico Charter School Study: Findings Report" collates the results of Abt's evaluation of numerous charter schools in the state, several of which employ a whole-school dual language model. The study also created multiple logic models for use by practitioners, policymakers, and…

In the last 20 years dual language education programs have increased in number and expanded in range. Whereas once they were predominantly focused at the elementary level, they now span from pre-K through to high school. This book examines the key attributes of successful dual language programs, as well as the challenges and opportunities involved…

This paper considers the relationship between bilingualism and intelligence in Puerto Rican children from a population perspective. A population perspective refers to the idea that many of the variables considered by psychologists to be independent are, in fact, distributed non-randomly in the population, and that this distribution needs to be…

Results question the validity of Cummins's threshold hypothesis and suggest that degree of bilingualism is related to variability in cognitive measures only before a certain threshold of proficiency in the second language is attained. A cause-effect model in which degree of bilingualism appears as the causal factor affecting children's cognitive…

A research project investigated communicative language skills and the academic proficiency of native English speakers and limited-English-speaking (LEP) elementary school students. The subjects were 304 native English speakers and bilingual program participants, speakers of Lao and Spanish. The data are derived from a locally developed assessment…