Current literacy assessments are focused on a single mode of meaning-making (reading and writing, whether oral or written) and assume that literacy and language are 'fixed systems'-- comprised of discrete skills that can be taught and measured in isolation. This validation and privileging of a single mode of assessment are most culpable in…

Research Findings: A social validity measure was used to examine 56 bilingual preschool teachers' perceptions and acceptability of an interactive shared book reading vocabulary intervention implemented in English with Spanish-speaking preschool children (N = 334) in a dual language program model. Social validity outcomes indicated that bilingual…

This experimental study explores the effects of workshops designed to increase directly the knowledge of Latinx parents, and indirectly, their children's vocabulary knowledge. Thirty-two Latinx mothers were randomly assigned to either attend six workshops in Spanish (n = 17), or to a wait-list control group (n = 15). Workshops included carefully…

The purpose of this mixed methods study was to examine the impact of a literacy-infused, inquiry-based science curriculum on English learners' (ELs') English oral language expressive skills as measured by the Woodcock Munoz Survey-Revised subtests: Picture Vocabulary and Verbal Analogies (Woodcock-Munoz-Sandoval, Ruef, & Alvarado, 2005). In…

In this year-long randomized control trial (RCT), we evaluated the effectiveness of a year-long, intensive, and structured virtual professional development (VPD) accompanying science-integrated English-as-second-language (ESL) instructional intervention on 187 second grade English learners' English language and literacy development in suburban…

This study examined the relations between problem behaviors and early learning outcomes among 138 children in dual-language pre-K programs who were identified at the beginning of the school year to be at risk for difficulties in early language and literacy development. Children's expressive and receptive vocabulary, listening comprehension, and…

We examined the direct impact of an ongoing, intensive, and structured professional development (PD) within an English-as-second-language (ESL) instructional intervention on (a) teachers' time allocation in cognitive--academic language proficiency (CALP) and (b) Spanish-speaking English language learners' (ELLs) CALP development from the second to…