This document provides information about promoting a culture of professional learning and collaboration. It discusses establishing Professional Learning Support Teams (PLST) at schools to enhance educator effectiveness through deliberate practice and collective responsibility for student learning. PLSTs support the development and implementation of high-quality professional development plans. The document also outlines M-DCPS' journey over the past several years to shift from isolated "training events" to collaborative professional learning structures and cultures in schools. Statistics are provided about the impact of PLSTs in 2017-2018, and resources for teacher professional learning through online platforms like ASCD PD In Focus are highlighted.