This study examines predictors of abandonment of evidence-based practices through descriptive analyses of extant state-level training data, fidelity of implementation data, and nationally reported school demographic data across 915 schools in 3 states implementing school-wide positive behavioral interventions and supports (SWPBIS). Schools…

To illustrate the three-tiered model, Tier I (universal) supports are delivered similarly to all students in all settings, and at least 80% of students are expected to respond to these supports. Beyond universal supports, Tier II (targeted) supports serve 10-15% of students whose behavior does not respond to Tier I supports. A small group of…