This micro-credential is designed to help you learn how to implement Tier 1 systems of support in your classroom and school-wide. The micro describes both how to collect and utilize data to make PBIS decisions. It also addresses how to integrate trauma-informed practices into the Tier 1 PBIS framework. The intended audience for this micro-credential is all K-12 General Education, Special Education, and Career and Technical Education Teachers, and the difficulty is medium. This micro-credential is grounded in research from the following sources: Institute of Education Sciences, What Works Clearinghouse Practice Guides: (1) Reducing Behavior Problems in the Elementary School Classroom; and (2) PBIS evaluation and quasi-experimental studies cited by the PBIS OSEP Technical Assistance Center.