Online Social Networking

How did online social networks develop?
In the 1990s the web became accessible to ordinary users, turning the Internet into a mainstream phenomenon;
As the user community grew, online services began to build communities;
From the mid-90s to 2000 lot of companies rushed to reproduce existing online services on the web;
Nowadays different kind of social networks are a part of people communication around the whole world.
Why do we socialize?
Sharon Astyk
“The most important thing you can do in the world is organize and work with others.”2

Dr. John Clippinger
“We behave the way we do [socialize] because it has survival value”.3

There has been “a study of the fossil record of the brain sizes of hominids [Great Apes] that showed that the size of the neo-cortex—the part of the brain concerned with thinking and problem solving - increased with the size of the hominid social groups. […] the ability to coordinate behaviors and manage relationships in groups was so important that it accounted for the growth of the neo-cortex.”4…