The dominant evolutionary theory for Earth's most successful creatures, and a proposed influence on human altruism, is under attack. For decades, selflessness -- as exhibited in eusocial insect ...

Researchers have used several different ways of testing Hamilton's rule, the core mathematical formula of kin selection, as an explanation for the evolution of much altruistic behavior in animals.

Understanding the maintenance of cooperation is of fundamental importance in evolutionary biology. Kin selection is a powerful mechanism that explains altruism (Hamilton, 1964), the principle being ...

I promised I'd go over the recent PNAS paper, Group selection and kin selection: Two concepts but one process. This is one of those articles where most of the heavy lifting is in the technical ...

More like mom or dad? Human babies always get this curious look in their faces combined with the question of whom the child resembles most. The answers vary depending on the degree of kinship, gender ...

In an article to be published in the January issue of BioScience, two philosophers tackle one of the most divisive arguments in modern biology: the value of the theory of "kin selection." Kin ...

Extending her initial studies of social wasps, Mary Jane West-Eberhard has spent her career probing the evolutionary relationship between social behavior and developmental flexibility. Researchers ...