Tag Archives: cooperation

A tipping point in the size of human groups for successful cooperation in social-ecological systems

How large should be a human group to succeed in collaborating effectively? From a theoretical standpoint, social sciences teach that the larger is the group the harder is to cooperate. So far there was no convincing evidence

Costly reputation maintenance behavior is a building block of human cooperation

Reputation plays a crucial role in human cooperation. This is because people tend to cooperate with someone with a good reputation. For example, if Anne knows that Bob helped Cathy before, and Bob is now in need,

Gene wiring keeps bacteria cooperating

A bacterial cell can cooperate with its neighbours by producing molecules that allow them to grow better. These molecules may for example be enzymes that break down complex nutrients into digestible components. Because making these enzymes is

What situations breed ingroup favouritism?

When we meet strangers, we are often nicer towards those that look like they belong to our own group – a behaviour often termed ingroup favouritism. Examples of what constitutes a group may have to do with