Micro-blogs (e.g., Twitter, Jaiku, Plurk, Tumblr) are starting to become an established category within the general group of social media. Yet, while they rapidly gain interest among consumers and companies alike, there is no evidence to explain why anybody should be interested in an application...

Social media applications—including collaborative projects, micro-blogs/blogs, content communities, social networking sites, and virtual worlds—have become part of the standard communication repertoire for many companies. Today, with the creation of increasingly powerful mobile devices,...

Collaborative projects—defined herein as social media applications that enable the joint and simultaneous creation of knowledge-related content by many end-users—have only recently received interest among a larger group of academics. This is surprising since applications such as wikis,...