 This trait makes it an interesting field of research for language psychologists, e.g.Eleanor Rosch, eager to know whether there is a link between way of thought and language.A small fringe group of the Dani, living south of Puncak Trikora and presenting themselves as the Pesegem and the Horip tribes, were met on October 29, 1909, by the Second South New Guinea Expedition led by Hendrikus Albertus Lorentz, who stayed several nights in their village.