Improving learning evidence and outcomes for those most in need in developing countries is at the heart of the United Nations Sustainable Development Goal on Education SDG4. This timely volume brings together contributions on current empirical research and analysis of emerging trends that focus on improving the quality of education through better policy and practice particularly for those who need improved learning at the bottom of the pyramid LBOP.This volume brings together academic research experts government officials and fieldbased practitioners. National and global experts present multiple broad thematic papers ranging from the effects of migration and improving teaching to the potential of educational technologies and better metrics for understanding and financing education.