Privacy as Power

Privacy is often described as something you want when you have something to hide. That framing misses almost everything important. Privacy is not about hiding wrongdoing. It is about having control over your own story — who knows what about you, when, and in what context. That control is a form of power, and when it is taken away, you lose something real: the ability to shape how others see and treat you.

Contextual Integrity

A philosopher named Helen Nissenbaum introduced a concept called contextual integrity that explains why privacy matters in everyday life. The idea is simple: information flows appropriately when they match the norms of the context in which information was originally shared. You tell your doctor about a health condition. That information flowing to another doctor treating you feels right — same context, same norms. That same information flowing to your employer feels like a violation — different context, different norms. You did not hide anything from your employer. You simply shared information in the appropriate context (medicine) and did not expect it to travel outside that context. Privacy violations hurt not because information is secret in some absolute sense, but because information crosses the contextual boundaries where it was meant to stay.

The Power Asymmetry

When you use a large digital platform, an asymmetry of knowledge exists between you and the company. They know enormous amounts about you. You know almost nothing about how your data is used, who else has access to it, or what conclusions have been drawn from it. This is a power imbalance. Information is power because it enables action. When a company knows you are financially stressed before you do, it can target you with high-interest loan ads at precisely the moment you are most vulnerable. When an employer knows you are likely to job-hunt before you have started looking, they can adjust your responsibilities or compensation preemptively. When a political campaign knows your emotional triggers better than your friends do, it can move you toward a predetermined conclusion while you believe you are making a free choice. This is not hypothetical. Each of these cases has documented real-world examples.

Chilling Effects: When Surveillance Changes Behavior

One of the most documented consequences of surveillance — even potential surveillance — is the chilling effect. A chilling effect occurs when people change their behavior not because they are being watched right now, but because they know or believe they might be watched. Studies after large-scale government surveillance programs were revealed to the public showed significant drops in people searching for controversial or sensitive topics online — even among people who had done nothing wrong and had nothing to fear legally. Just knowing that a record exists changes how freely people think, speak, and explore ideas. Freedom of thought, freedom of inquiry, and freedom of dissent all depend, at least in part, on the ability to think and explore without that exploration being permanently recorded and potentially used against you. Privacy protects not just individuals but the conditions under which a free society can function.