In recent years, there has been increased attention regarding systems-level implementation to support the sustained use of evidence-based interventions and supports in authentic early childhood settings. With this comes a need to accurately measure implementation fidelity of the critical features within a framework as well as individual practices.…

Trial-based functional analysis (TBFA) is a procedure for experimentally identifying the function of challenging behavior within applied settings. The purpose of this study was to examine the effects of a TBFA teacher-training package in the context of two Head Start centers implementing programwide positive behavior support (PWPBS). Four Head…

This report documents the reliability and validity of scores on the Preschool-Wide Evaluation Tool (PreSET), an assessment used to measure program-wide implementation of the universal level of positive behavior interventions and support (PBIS) in early childhood settings. Initial analyses of descriptive statistics, item, subscale, and total…

This investigation examined the effects of a classroom-based intervention, Behavioral, Emotional, and Social Training: Competent Learners Achieving School Success (BEST in CLASS), on teacher behaviors and child outcomes in early childhood classrooms. First, we examined the effects of professional development training and practice-based coaching…