World Sustainable Development Outlook 2026 includes a selection of the best papers presented during the World Association for Sustainable Development’s (WASD) 24th Annual International Sustainability Conference, held in London, 23-26 June 2026. The different papers critically examine the intersection of Artificial Intelligence (AI) and Human Intelligence, not only in developing capabilities to effectively respond to the fast-moving development in AI, but also by providing critical support for improving the human capital development and advancement. Papers included are ranging from AI systems, renewable energy systems, and smart governance systems to more broadly circular economy systems and sustainable business models, local innovations, etc.