‘Scenarios for Policy: Transforming Farming, Landscape and Food Systems for the 21st Century’ was a side event held at the Hunger for Action Conference: 2nd Global Conference on Agriculture, Food Security and Climate Change. This session, coordinated by the CGIAR Research Program on Climate Change, Agriculture and Food Security (CCAFS) considered future policy options for the major transformative changes needed in farming, landscapes and food systems to make climate-smart agriculture a reality.