A BCBA plays a key role in team building by guiding and supporting staff to work together effectively in delivering behavior interventions. They help facilitate clear communication, ensuring that each team member understands their roles and responsibilities. The BCBA may lead training sessions to enhance skills in data collection, intervention techniques, and ethical practices. Additionally, they promote a positive, collaborative environment where team members can share ideas, problem-solve together, and ensure consistent, high-quality care for clients. Through ongoing support and feedback, the BCBA helps the team strengthen their cohesion, align their goals, and improve overall service delivery.