There’s a surprising twist. While some question whether the prescient machines that drive decisions by way of induction and prediction are trustworthy, an emerging problem is that they often predict too well. Predictive technology is so powerful, it reveals a future often considered private. Millions of operational decisions in finance, marketing, law enforcement, and health care are now machine–driven — often with improved dexterity — using electronic predictions of human behavior, one person at a time. The technology to do this, predictive analytics, is a booming practice that’s taken hold across many industries. Computerized prediction will never