Here's Why You've Just Been Unfriended On Facebook (Revealed Via Twitter) [STUDY]

Being unfriended on Facebook is like being phased out of a friendship in real life – you rarely know it’s happened until a significant period of time has passed (Facebook, like your real life “friends”, doesn’t inform you when you’ve been let go), and your reaction when finding out is typically a face-saving: “Good riddance.”

Still, sometimes the friendship was meaningful and being rejected on Facebook stings. So, here’s the big question: why?

Christopher Sibona, a computer science PhD student at the University of Colorado, has been conducting a series of Facebook unfriending studies since 2010.