What are the origins of intelligent behavior? The demands associated with living in complex
social groups have been the favored explanation for the evolution of primate cognition in …

Multilevel societies (MLSs), stable nuclear social units within a larger collective
encompassing multiple nested social levels, occur in several mammalian lineages. Their …

How much nonhuman animals understand about seeing has been the focus of comparative
cognition research for decades. Many social primates (and other species) are sensitive to …

The ability to understand the mental states of other individuals is central to human social
behavior, yet some theory of mind capacities are shared with other species. Comparisons of …

Cognitive control, or executive function, is a key feature of human cognition, allowing
individuals to plan, acquire new information, or adopt new strategies when the …

Gaze sensitivity allows us to interpret the visual perspective of others, inferring their
intentions and attentional states. In order to clarify the evolutionary history of this ability, we …

Gaze-following is a basic cognitive ability found in numerous primate and nonprimate
species. However, little is known about this ability and its variation in colobine monkeys. We …

Inhibitory control, defined as the ability to prevent pre-potent and unproductive actions,
serves as a measure of cognitive skills in humans and non-human primates. Comparative …

Referential gestures are of pivotal importance to the human species. We effortlessly make
use of each others' referential gestures to attend to the same things, and our ability to use …

To reconstruct the evolutionary origins of our thinking mind, we can look to our closest living
relatives: the primates. By virtue of the comparative method, primates can help us explore …