To address the specific professional learning needs of school and district leaders, a series of professional learning modules have been developed by Mark Wilson of Georgia Principal Support Network to support the Leader Keys Effectiveness System (LKES) called Principal Matters. These modules will establish a foundation for reflection, collaboration, and ongoing job-embedded learning to assist school and district leaders in their professional growth. Principal Matters Episode Three, focuses on developing a culture of effective instructional practices. Mark Wilson visits Troup County School District administrators and the Heart of Georgia RESA Director to discuss what principals can do to impact culture.