What social media data could tell us about the future

Can a flow of infor­ma­tion across Twitter signal when a momen­tous event is about to occur? Northeastern’s Alessandro Vespig­nani and an inter­dis­ci­pli­nary group of sci­en­tists devel­oped a method to find out. Their find­ings rep­re­sent an ini­tial step in con­structing models to detect trouble before it’s too late.