JISC Web 2.0 videos

JISC is funded by the UK HE and FE funding bodies to provide world-class leadership in the innovative use of ICT to support education and research.

http://www.jisc.ac.uk/

Here are some useful videos provided by JISC about Web 2.0 and social media:

Social Media

Microblogging (Twitter)

Collaborative Document Writing

Podcasting