As agricultural technologies constantly evolve, the production frontier extends. The needs of smallholder farmers are usually not central to these advances. This largest and fastest-growing segment of farmers see little benefit, and remain mired in poverty. To shift this unjust equilibrium and create impact at scale, smallholders must be central to the technological evolution in the fields, immersed in the creation of useful and appropriate products and services. Hear from the social entrepreneurs who design innovations in partnership with farmers to sow more sustainable local food systems for all.