1. Knowledge Technology and Innovation, Wageningen University, The Netherlands
2. Sociology of Development and Change, Wageningen University, The Netherlands
3. Plant Production Systems, Wageningen University, The Netherlands
4. GFIIEG Project, Jaramogi Oginga Odinga University of Science and Technology, Kenya
5. International Institute of Tropical Agriculture (IITA) ICIPE compound, Duduville, Kasarani, Kenya