This is the second in a series of policy notes and related publications exploring prospects for developing indicators of teaching quality. The first examined federal databases that include information about teachers, demonstrating that almost none of the measures in these datasets provides indication of teaching quality. This policy note takes the…

Attending high-quality early childhood care and education (ECCE) is associated with higher cognitive and social-emotional skills, especially for children growing up in poverty, but access to high-quality ECCE is limited. This study capitalizes on the random assignment design of the Head Start Impact Study to better understand whether the…

Researchers have become increasingly interested in programs' main and interaction effects of two variables (A and B, e.g., two treatment variables or one treatment variable and one moderator) on outcomes. A challenge for estimating main and interaction effects is to eliminate selection bias across A-by-B groups. I introduce Rubin's causal model to…

The 1998 reauthorization of Head Start called for a national evaluation of the Head Start program. The goal of Head Start is to improve the school readiness skills of low-income children. Yet characteristics of Head Start programs, such as their quality and the amount of time children spend in them may influence their effectiveness at achieving…

Twenty-six Head Start preschool classrooms participated in a yearlong intervention designed to link the Head Start Child Outcomes Framework with authentic assessment practices. Teachers in intervention and pilot classrooms implemented an assessment approach that incorporated the use of a curriculum-based assessment tool, the development of…