He has been director of the daily Perú.21 since its foundation and anchor of the radio programme Ampliación de Noticias (news in depth, Radio Programas del Perú, RPP) and associate professor at the University of the Pacific.
In 1963, Genaro and Héctor Delgado Parker, in association with Johnny E. Lindley, founded Radio Programas del Perú, a radio network, of which Manuel (the youngest of the three sons) was named manager.
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