Over the past several years online social media have come to play an increasingly prominent role in the ways in which we communicate. With the emergence of new and engaging digital platforms such as Facebook, Twitter, YouTube and WordPress, the means by which information is created and consumed have changed radically. One-way output of information from ‘official sources’ has given way to communication that is individually or collectively generated and shared by online users who are now as much active producers of information as they are passive consumers.