1. Agriculture, Livestock, and Agroforestry Program, CATIE, Cartago, Costa Rica
2. Doctorate in Natural Science for Development (DOCINADE), Instituto Tecnológico de Costa Rica, Universidad Nacional, Universidad Estatal a Distancia, San José, Costa Rica
3. Environments and Societies, French Agricultural Research Centre for International Development (CIRAD), Montpellier, France
4. PROECUT Research Group, Faculty of Agronomic Engineering, University of Tolima, Ibague, Colombia
5. National office, CATIE, Cr. 30 #45-03, University City, IICA Building, Bogotá, Colombia
6. General Director, CATIE, Cartago, Costa Rica