Before revision: Introduction In the 21st century, the emergence of the knowledge society becomes pervasive.UNESCO World Report (2005) Towards Knowledge Societies; retrieved from URL The transformations of world's economy and of each society have a fast pace.
After revision: Overview: In the 21st century, the emergence of the knowledge society becomes pervasive.UNESCO World Report (2005) Towards Knowledge Societies; retrieved from URL The transformations of world's economy and of each society have a fast pace.