He directed El Bogotano newspaper —where he was responsible for its infamous main headline published in the 2 January 1974 issue reading Maremoto en Bolivia ("Seaquake in Bolivia")—,[1] worked for EFE news agency and was in charge of a column in El Espacio.
In the 1980s he directed Contrapunto T. V., a current affairs television show, and join Caracol Radio, becoming its news director until 1990.
Amat tried to force Cathy Beckerman, a Colombian Jewish journalist and anchor of a daily TV newscast to cross herself on air.
According to Publimetro news, Amat issued an apology on the channel's website, in which he expressed remorse for having "affected her religious convictions without that being my purpose".
He added: "May the Jewish community and other religious organizations always receive a respectful treatment from me".