In recent decades, the share of ethnically and linguistically diverse children enrolled in schools in the United States has exponentially increased. Despite the growing representation of ethnic minority and dual language learner (DLL) children, there is persistent evidence of early vocabulary gaps between low-income and DLL children and their…

This dissertation examines the linguistic and extralinguistic factors that influence changes in performance in second language speech perception and speech production experienced by study-abroad returnees in the first nine months after the end of the study-abroad program. English-French bilinguals who had recently returned from a four-month study…

Prior research has established an executive function advantage among bilinguals as compared to monolingual peers. These non-linguistic cognitive advantages are largely assumed to result from the experience of managing two linguistic systems. However, the possibility remains that the relationship between bilingualism and executive function is…