This document provides an introduction to Positive Behavioral Support (PBS). It defines PBS as a process for understanding problem behaviors based on values and research. PBS considers all factors impacting a child's behavior and can address issues like aggression, tantrums, and social withdrawal. The essential steps of PBS include building a support team, person-centered planning, functional behavior assessment, developing a hypothesis, creating a behavior support plan, and monitoring outcomes. It emphasizes that PBS is a collaborative process used by many school systems to effectively address problem behaviors through prevention and teaching of replacement skills.