Cognitive change without linguistic change: The rise of egocentric frames of reference in the Hai||om

Human cultures differ in how they think about space: some primarily use egocentric frames of reference, thinking about space in relation to the body, while others privilege geocentric frames, thinking about space in relation to the environment. The origins of this cognitive diversity remain largely unknown. Here, we provide evidence suggesting an ongoing shift in spatial thinking-but not language-within a culture, providing insight into the origins of this cognitive diversity. Hai||om people, a