‘Leave no one behind’ is a principle central to achieving the 2030 Agenda for Sustainable Development. As national governments, development partners and Heads of State this week gather at the United Nations High-level Political Forum on Sustainable Development (HLPF) in New York, PRISE is launching this policy briefing, ‘Leaving no one behind’ through enabling climate-resilient economic development in dryland regions’ based on five years’ research by the project.