Download or read book KOI PBIS Tier 3 Manual written by Daniel Gulchak and published by . This book was released on 2012-09-01 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: A Knowledge-Outcomes-Impact model for multi-tier systems of behavior support. Positive Behavior Interventions and Support (PBIS) is a research and evidence-based system used in schools across the US and in many other countries to provide consistent school-wide expectations, reinforcement, and discipline practices for students. It is mandated in many US states and required by the federal IDEA Law for students with disabilities.