Providing teachers with data-driven feedback, aligned professional development and opportunities for advancement may help limit attrition, contribute to more effective teaching, and improve student learning. However, research shows that much of the professional development teachers currently receive does not improve either teacher or student performance. While professional teacher organizations have worked with educators to develop and articulate a clear vision for quality professional learning, many districts are not yet implementing systems in alignment with best practices. This Policy Snapshot explores recent legislation related to teacher professional development and advancement, including targeted supports and leadership opportunities.