Foreword -- 1. Innovation for Marginalized Smallholder Farmers and Development: an Overview and Implications for Policy and Research -- Part 1 Innovation for the Rural Poor: Theory, Trends and Impacts -- 2. Institutional and technological innovations in polycentric systems -pathways for escaping marginality -- 3. Innovations for Food and Nutrition Security: Impacts and Trends -- 4. Psychology of Innovation: Innovating human psychology? -- 5. An optimization model for technology adoption of marginalized smallholders -- Part 2 Diversification of Agricultural Production and Income -- 6. The BRAC Approach to Small Farmers' Innovations -- 7. Agricultural Research and Extension Linkages in Amhara Region, Ethiopia -- 8. Transaction costs on the Ethiopian formal seed market and innovations for encouraging private sector investments -- 9. Agricultural Service Delivery Through Mobile Phone: Local innovations and Technological Opportunities in Kenya -- 10. Identification and Acceleration of Farmer Innovativeness in Upper East Ghana -- 11. Gender, social equity and innovations in smallholder farming systems: pitfalls and pathways -- 12. Assessing the Sustainability of Agricultural Technology Options for Poor Rural Farmers -- 13. Land Degradation and Sustainable Land Management Innovations in Central Asia -- 14. Biomass-based value web. A Novel Perspective for Emergng Bioeconomies in Sub-Saharan Africa -- Part 3 Sustainable Intensification of Agriculture -- 15. Adoption of Stress-tolerant Rice Varieties in Bangladesh -- 16. More than cereal based cropping innovations for improving food and livelihood security of poor small holders in marginal areas of Bangladesh -- 17. Integrated Rice-fish Farming System in Bangladesh: An Ex-Ante Value Chain Evaluation Framework -- 18. Technologies for Maize, Wheat, Rice and Pulses in Marginal Districts of Odisha and Bihar -- 19. Technological Innovations for Smallholder Farmers in Ghana -- 20. Potential impacts of yield increasing crop technologies on poverty reduction in two districts of Ethiopia.