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Living · 1984

Influence: The Psychology of Persuasion

by Robert Cialdini

Social psychology of influence and persuasion

Influence: The Psychology of Persuasion distills Robert Cialdini's research into a compact set of psychological levers that reliably shift decisions: reciprocity, commitment and consistency, social proof, authority, liking, and scarcity, with unity later added as a seventh. Its central claim is that the framing of a request, rather than its objective content, often determines whether the answer is yes.

The argument joins controlled experiment to fieldwork. Dissatisfied that laboratory studies missed how influence operates in daily life, Cialdini spent roughly three years training inside car dealerships, fundraising operations, and telemarketing firms to observe the techniques persuasion professionals actually use, then tested the principles he distilled.

The book is rigorous evidence that belief, decision, and behavior are routinely steered by contextual cues operating largely below conscious awareness. Its field-grounded method gave applied psychology an unusually durable evidence base, extended in Cialdini's later work on pre-suasion and the management of attention before a message is delivered.

In its words

Click and the appropriate tape is activated; whirr and out rolls the standard sequence of behaviors.

The second important thing to understand is that we, too, have our preprogrammed tapes; and, although they usually work to our advantage, the trigger features that activate them can be used to dupe us into playing them at the wrong times.

It is odd that despite their current widespread use and looming future importance, most of us know very little about our automatic behavior patterns.

Once we have made up our minds about an issue, stubborn consistency allows us a very appealing luxury: We really don't have to think hard about the issue anymore.

In general, when we are unsure of ourselves, when the situation is unclear or ambiguous, when uncertainty reigns, we are most likely to look to and accept the actions of others as correct.

Lineage

What it drew on
experimental social psychologycompliance and conformity researchfield observation of practitioners
What it shaped
persuasion sciencebehavioral marketing and choice architecturenegotiation and sales trainingapplied behavioral economics

The author

Robert Cialdini Robert CialdiniThe principles of influence Full voice →

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