Introduction of PLE

Introduction

There are many changes in the field of e-learning in recent years. The biggest thing which makes a difference is the learner generates content. As an example,the content of the book titled with "Web_2.0_and_Emerging_Learning_Technologies" is constructed by learners who take part in the collaborative project sponsored by professor Curt Bonk from Indiana University,USA.

The technology and tools which support the learner to produce content have made rapidly development almost world wide from the emergence of blog. These technology and tools can be divided into two types. One type is mainly to help the user to create content, such as Flickr, YouTube, Slideshare, and Haokanbu from China, etc. The other is mainly to help the user to improve efficiency, such as RSS,Tag,Social Bookmarking,etc.