Personality analysis for commercial advantage is built on behavioral surplus—the so-called meta-data or mid-level metrics—honed and tested by researchers and destined to foil anyone who thinks that she is in control of the “amount” of personal information that she reveals in social media. In the name of, for example, affordable car insurance, we must be coded as conscientious, agreeable, and open. This is not easily faked because the surplus retrieved for analysis is necessarily opaque to us. We are not scrutinized for substance but for form. The price you are offered does not derive from what
...more

