members of children in such programs, and teachers and other staff in such programs, and with experts in the fields of early childhood education and development, family services, and program management, shall use the study on Developmental Outcomes and Assessments for Young Children by the National Academy of Sciences, consistent with section 649(j) of the Head Start Act ( 42 U.S.C. 9844(j) ), and other relevant research to establish, inform, revise, and provide guidance to prime sponsors for utilizing, scientifically based measures that support, as appropriate— (A) classroom instructional practices and, for infants and toddlers, responsive caregiving practices that support early learning and development