About This Topic
Social media is an on-line environment established for the purpose of mass collaboration.
Image courtesy of Flickr user MSEO FabianMedina.
Social media is the environment not the technology (i.e., Facebook is a social media environment built on social networking technology and Wikipedia is a social media environment built on wiki technology).
There's also a video called Twitter in Plain English.
What is a hashtag?
Below is a short video explaining how to get started in Facebook:
The Social Media Revolution
This video is produced by the author of Socialnomics http://www.socialnomics.com