Specifically, he will work with the PI and core project staff to
develop an analysis
plan, direct the evaluation of the efficacy of the Core Knowledge Language Arts Listening and Learning Read Aloud Program, articulate the fully specified multi-level models used to estimate
treatment impacts on child - level vocabulary, listening comprehension and domain knowledge outcomes, and guide the secondary analyses that examine whether the quality of read alouds mediate
treatment effects on child outcomes and the baseline, child - level moderators of
treatment effects.