1. International Institute of Tropical Agriculture (IITA), Abuja, Nigeria
2. International Potato Centre (CIP), Sub-Saharan Africa Regional Program, Nairobi, Kenya
3. Ethiopian Institute of Agricultural Research (EIAR), Addis Ababa, Ethiopia
4. Amhara Regional Agricultural Research Institute (ARARI), Bahir Dar, Ethiopia
5. International Potato Center (CIP), Lima, Peru