"[A] team at Carnegie Mellon University has been looking at how to use smartphone data to predict the onset of depression by modelling changes in sleep behaviours and social relationships over time. In another example, the Livehoods project, large quantities of geotagged data created by people’s smartphones (using software such as Instagram and Foursquare) and crawled from the Web have allowed researchers to understand the patterns of movement through urban spaces."
Our team has a paper presented at USEC 2014 on how developers deal with privacy and security issues when creating apps. See the full paper here.
Jason Hong was recently interviewed on CBS Morning Show about smartphone app privacy, talking about several surprising behaviors about these apps.