According to research by Sweet & Maxwell, the number of defamation cases related to social media in the UK almost doubled in the year to June 2011.

(When you see the actual numbers of libel cases involving social media it’s actually not that scary; rising from seven cases to 16,  One court case involved New Zealand cricket team member Chris Cairns who sued over a comment on Twitter.  So, be careful what you say about each other.)

Source: The Guardian