Concepts / Public opinion
Preference falsification.
People do not always say what they think. When a view seems unpopular or risky, many keep it to themselves, or publicly support the opposite. Public opinion can then look far more settled than private opinion really is.
The term was introduced by the economist Timur Kuran, most fully in Private Truths, Public Lies (1995). He used it to explain why large political changes, such as the collapse of communist regimes in Eastern Europe in 1989, could surprise even close observers.
How it works
From private doubt to public agreement.
Each person makes a reasonable choice. Together, those choices produce a public picture that nobody intended.
- 01
Reading the room
People gauge what those around them appear to think.
- 02
Weighing the cost
Disapproval, lost opportunities or pressure are set against the value of saying what they believe.
- 03
Keeping quiet
Many stay silent, or voice the dominant view instead of their own.
- 04
A picture that feeds itself
Public opinion looks more uniform than it is, and each person sees others apparently agreeing, which raises the cost of dissent further.
Why it matters
Hidden opinion can change quickly.
Because so much opinion is hidden, a small event can reveal it. When a few people speak out, others who privately agreed see that they are not alone and may follow. Kuran showed how this can turn an apparently stable consensus into rapid, surprising change. Try it in the graphic above: at a high cost, one voice can be enough; at a very high cost, it may not be.
Where it can show up
Wherever honesty has a price.
These are general patterns, not findings about any particular party, community or election.
Political conversation
People may voice different views in public from those they hold in private.
Inside organisations
Workers may stay silent about local problems to avoid being seen as disloyal.
Communities
People may go along with the dominant view in a village, neighbourhood or workplace to avoid isolation.
Surveys and voting
What people tell surveys, meetings or social media can differ from how they vote. The secret ballot exists partly to let private preferences count.
Reading opinion more carefully
Lower the cost of honesty.
Where opinion may be falsified, how it is gathered matters as much as what it says.
- Use methods that make honesty cheaper: anonymous surveys, secret ballots and private conversations.
- Compare what people say with what they do, and treat gaps as information.
- Treat near-unanimity with caution: it can reflect pressure as well as agreement.
- Notice small, early signs of dissent; they may point to larger hidden views.
- Inside organisations, make it safe to disagree, so that bad news travels.
Origins and further reading
Where the idea comes from.
A related idea, the spiral of silence, describes how people who believe they hold a minority view become less willing to voice it, which makes it seem rarer still.
- Kuran, T. (1991). Now out of never: the element of surprise in the East European revolution of 1989. World Politics, 44(1), 7–48.
- Kuran, T. (1995). Private Truths, Public Lies: The Social Consequences of Preference Falsification. Harvard University Press.
- Noelle-Neumann, E. (1974). The spiral of silence: a theory of public opinion. Journal of Communication, 24(2), 43–51.
About this concept
A general idea, not a verdict.
This page explains a general concept from economics and political science. It does not describe or assess any particular party, community, government or election. Related perspectives: Consistency is not accuracy and When the ground stops reaching the top.