Scientists and policymakers use scenarios called Shared Socioeconomic Pathways to project how today鈥檚 choices affect tomorrow鈥檚 world. But for complex subjects like public health, these intentionally simple scenarios don鈥檛 capture every complexity.


Scientists and policymakers use scenarios called Shared Socioeconomic Pathways to project how today鈥檚 choices affect tomorrow鈥檚 world. But for complex subjects like public health, these intentionally simple scenarios don鈥檛 capture every complexity.