The Institute of Medicine (IOM) and National Research Council’s (NRC) 2015 report, Transforming the Workforce for Children Birth to Eight, offers recommendations for building a high quality early childhood workforce with the knowledge, competencies, education, and support to promote children’s development and learning. This series of briefs summarizes the findings in the report to inform early childhood programs, states, higher education, and other interested stakeholders to strengthen the support they offer the early childhood workforce.