Think You’re Discreet Again? Think Again: Data Inference and Privacy

Computational inference can also be a tool of social control. Even if you have stayed off Facebook and other social media, your phone number is almost certainly in many other people’s contact lists on their phones. Once your number surfaces in a few uploads, Facebook can place you in a social network, which helps it infer things about you since we tend to resemble the people in our social set.

Source: www.nytimes.com