Longtime editor and publisher of Caretas, Peru's leading news magazine, which was co-founded by his mother. Caretas has been closed a total of seven times: five times by the government of strongman
Juan Velasco Alvarado, who deported Zileri twice. President Fernando Belaúnde Terry gave the magazine the Orden del Sol del Perú de Gran Oficial in 1981 in recognition of its efforts to expose government corruption.