Tanja Niemeijer, a Dutch-born Farc guerrilla who was on the insurgent group’s negotiating team during peace talks in Havana, photographed in Bogotá, Colombia, earlier this year. Photograph: David McKechnie

It says something for the trajectory of Tanja Nijmeijer’s life that her role as one of Farc’s principal negotiators in Havana is one of the things for(...)