Last Friday, as I was competing a draft of this essay, I was asked to comment on the notion of trust among nonhuman animals (animals). This request couldn't have come at a better time because I was ...

Biologist Ashley Ward has spent his career fascinated by how animals socialize. Now, in a new book, he’s sharing what he learned about mingling in the animal kingdom with the rest of the world. This ...

Reciprocal cooperation can be advantageous, but why it is more common in humans than in other social animals is a puzzle. A modelling and experimental study pinpoints the conditions needed for ...

Part I: Biological perspectives. The evolution of cooperation and altruism -- Competition and conflict in animals -- Animal communication -- Part II: Human social behaviour. Theory of voting -- ...

New research challenges conventional wisdom that larger group size reduces cooperation by showing that fluid connections and innate prosocial instincts enable humans to thrive in larger social circles ...

Standing waist-deep in the turbid waters of Ashtamudi Lake, the artisanal fishers may appear to be solitary figures, patiently attuned only to the tide’s rhythm. But in reality they are waiting for ...