While social learning is widespread, indiscriminate copying of others is rarely beneficial.
Theory suggests that individuals should be selective in what, when, and whom they copy, by …

Twenty-five years ago, at the founding of this journal, there existed only a few conflicting
findings about great apes' social-cognitive skills (theory of mind). In the 2 ½ decades since …

Humans reason not only about actual events (what is), but also about possible events (what
could be). Many key operations of human cognition involve the representation of …

Since 2013, an organization called the Nonhuman Rights Project has brought before the
New York State courts an unusual request—asking for habeas corpus hearings to determine …

Several species can detect when they are uncertain about what decision to make—revealed
by opting out of the choice, or by seeking more information before deciding. However, we do …

While growing empirical evidence suggests a continuity between human and non-human
psychology, many philosophers still think that only humans can act and form beliefs …

Chimpanzees and humans are close evolutionary relatives who behave in many of the
same ways based on a similar type of agentive organization. To what degree do they …

Humans can flexibly use metacognition to monitor their own knowledge and strategically
acquire new information when needed. While humans can deploy these skills across a …

One of the challenges of collaboration is to coordinate decisions with others, and recent
theories have proposed that humans, in particular, evolved skills to address this challenge …

Humans can tell when they find a task difficult. Subtle uncertainty behaviors like changes in
motor speed and muscle tension precede and affect these experiences. Theories of animal …