Children learning two languages (Dual Language Learners; DLLs) represent a rapidly growing population in the United States. DLLs are disproportionately more likely to live in families of low socioeconomic status (SES), which places many of them at risk for poor dual-language outcomes. To date, most studies on SES and dual language development have…

Assessing English learners (ELs) in US schools is challenging because many widely used assessments have not been designed with ELs in mind. Yet if teachers are sensitive to how ELs may perform differently from native speakers on such assessments, these assessments reveal useful information about ELs' language and literacy skills. This mixed-method…