On September 18, 2015, The Lancet published a declaration endorsing universal health coverage, signed by 267 economists in 44 countries. With the United Nations set to launch the bold sustainable development agenda, this is a crucial moment for global leaders to reflect on the financial investments needed to maximize progress by 2030. As an input into deliberations around those investments, the signatories to this declaration call on global policymakers to prioritize a pro-poor pathway to universal health coverage as an essential pillar of development. Read the full Declaration on Universal Health Coverage.