Food security as a global and African problem -- Low input technologies -- The UK paradigm and an alternative strategy -- How much land do you need? -- Hunger as a fatal strategy : a Zambian case study -- Smoothing out the bumps in food security -- Why do projects fail? What could work? --...

Hopes and Potentials -- Taking Stock -- Bounded Opportunities -- Viable Strategies -- Uneven Ecosystems -- Transitioning Identities -- Silicon Tensions -- Ways Forward -- Appendix A: Methodology -- Appendix B: Case Study Notes and Market Data.