June 3, 2013 — While psychologists have long debated the core personality dimensions that define humanity, primate researchers have been working to uncover the defining personality traits for humankind's closest living relative, the chimpanzee. New research, published in the June 3 issue of American Journal of Primatology provides strong support for the universal existence of five personality dimensions in chimpanzees: reactivity/undependability, dominance, openness, extraversion and agreeableness with a possible sixth factor, methodical, needing further investigation.
Culture Magazine
Reported in Science Daily: