1. Hans‐Ruthenberg‐Institute of Agricultural Science in the Tropics University of Hohenheim Stuttgart Germany
2. Institut National des Recherches Agricoles du Benin (INRAB) Cotonou Benin
3. Socio Economics and Policy Development Kenyan Agricultural and Livestock Research Organization (KALRO) Nairobi Kenya
4. Institut d'Economie Rurale (IER) Bamako Mali
5. National Agricultural Extension Research and Liaison Services Agricultural Research Council of Nigeria (ARCN) Abuja Nigeria
6. Development Strategies and Governance Unit International Food Policy Research Institute (IFPRI) Khartoum Sudan
7. Economic and Technological Change Center of Development Research (ZEF) Bonn Germany
8. Forum for Agricultural Research in Africa (FARA) Accra Ghana