What makes a Community

Over the past decade, complicated connectivity to the public in modern society show the charm of growing. The connectivity is evident in many ways, and play a strong role, including the rapid growth of the Internet, global communication is convenient, as well as news and information spread at an amazing speed and strength. This phenomenon involves network, motivation and aggregation behavior of people. Network will be linked to people's behavior, makes everyone's decision may cause subtle consequence to others.

Social animals need to face the solitary animals do not need to consider the mental challenge: they must know their group members, to meet the changing flow ties, conflict management, control or deceive compatriots, and so on, therefore, the social group, the greater the brain also should be more. This view has been proved again and again in many different animals, the animals including hoofed animals, predators, primates and birds.

Social insects also benefit from the "swarm intelligence" -- individual by obeying laws of extremely simple, also can accomplish incredible feats. They can build housing, kind of, make oneself immunity, "harvest" and decide where he lives. In some cases, they make the decision of the way and the neuron strikingly similar - the whole group is like a giant brain - this is not just a metaphor.They have a kind of "distributed cognition", in this case, a lot of other animals with single brain complete mental event, happened in the level of the group.