The power of ICT-based social networks in higher education

Today, social networks are becoming ubiquitous in an increasing rate throughout the world; they particularly attract the younger generation, becoming an inseparable part of their daily lives. Among the various kinds of these networks (Facebook, MySpace, YouTube, Flicker, Twitter, blogs, and del.ici.us) Facebook is the best known and the most popular network with the incredible number of 400 million users who spend a significant part of their day in Facebook. In fact, results of various studies indicate that on average, the rate of Facebook usage by the young university students exceeds one hour a day.