Agronomist from La Molina Agrarian University (1957) Master in Science from the University of Nebraska (1965): Genetics and Plant Breeding. In charge of the Maize Germplasm Bank from 1959. Research in Maize Breeding in the highlands of Peru from 1966 to 2000. Coordinator of several international projects on evaluation, conservation and regeneration of the latin american maize germplasm. Professor in La Molina Agrarian University: Genetics, Statistics, Plant Breeding. Co-author of "Races of Maize in Peru", Books: "Recursos Genéticos Vegetales", Many papers on Population Selection of Maize, Maize Diversity, Variety adaptation. Head of INIA - Peru (NARS) 2000-2001. Current charge: Executive Coordinator of the Technical Secretariat for Coordination with the CGIAR in Peru.