Researchers have demonstrated that intensified environmental variability (EV) can promote the evolution of cooperation through simulation based on evolutionary game theory. This result offers a new ...

The Society of Genes -- The Division of Labour -- The Prisoner's Dilemma -- Telling Hawks from Doves -- Duty and the Feast -- Public Goods and Private Gifts -- Theories of Moral Sentiments The Tribal ...

Cooperation is often seen as a strength in nature, but new research suggests it can also carry hidden costs, at least in the microbial worl.

Greenfield, Michael D. 1994. "Cooperation and conflict in the evolution of signal interations." Annual Review of Ecology and Systematics, 25 97–126.

Tsukuba, Japan—Previous scholars have widely proposed that the emergence of advanced cognitive abilities and sociality in humans originated in Africa during the MSA. However, the specific mechanisms ...

Tsukuba, Japan—Cooperation is fundamental to human societies. Building on the hypothesis that heightened environmental variability in Africa during the Middle Stone Age influenced behavioral evolution ...