The Sustainable Development Solutions Network (SDSN) mobilizes the world’s academic and research institutes and leverages their strengths to help realize the SDGs and the Paris Agreement. It has operated under the auspices of the UN Secretary-General since 2012. The SDSN pursues its mission by working with over 1,300 member institutions in 130 countries, organized into 38 networks at the national and regional level. Each network focuses on distinct projects and priorities in line with their local contexts and challenges. This report presents our unique global network of problem solvers and their contributions to addressing the world’s most pressing problems.