July 15, 2012 | permalink
The device in your purse or jeans that you think is a cellphone — guess again. It is a tracking device that happens to make calls. We can love or hate these devices — or love and hate them — but let’s start calling them what they are so we can fully understand what they do. Read my latest story about digital surveillance, co-authored with Megha Rajagopalan, in the New York Times and at ProPublica.