At birth he was registered as Carlos Ranulfo Pérez Guartambel. But due to his political activism and identification with the indigenous cause, in 2017 he replaced those names with Yaku Sacha (‘mountain water’, in Quechua). He has been an anti-mining activist, prefect of Azuay, and an indigenous leader. In an interview with this newspaper, carried out by Zoom – due to the fact that for a month his press team could not schedule a personal appointment for dialogue or taking pictures – he assured that his proposal is not that of the traditional Marxist left, but the one who could sit in search of consensus.