Social and emotional skills are crucial for all of us to thrive in today’s unpredictable world. Thus, social and emotional learning (SEL) has become a top priority on the agendas of education stakeholders in many countries. From an equity perspective, ensuring that every child has access to SEL requires a systemic approach and a strong commitment from those responsible for formulating educational policies. This policy report is aimed at policymakers eager to widen their understanding, address the challenges and increase the opportunities for social-emotional learning in their education system. The report is a joint effort by HundrED and the LEGO Foundation to highlight relevant research, share key challenges and showcase successful solutions implemented across the world.