Book · Psychology

Influence: The Psychology of Persuasion

by Robert B. Cialdini

500 words

Robert Cialdini's "Influence" explains the psychology behind why people say yes, arguing that understanding and ethically applying specific principles can help individuals move others in their direction. The book details six Universal Principles of Influence: Reciprocation, Commitment and Consistency, Social Proof, Liking, Authority, and Scarcity, with a seventh principle, Unity, added in the newest edition. Cialdini draws on 35 years of scientific research, including field studies, to demonstrate how these principles operate in business and everyday life. Readers will learn to use these concepts to become more skilled persuaders and, crucially, to defend themselves against unethical influence attempts.

The book offers insights into the intricate workings of persuasion, making complex psychological science accessible through memorable stories and relatable examples. By mastering these principles, individuals can ethically leverage them for personal and professional gain. The comprehensive guide, an international bestseller, also equips readers with the knowledge to recognize and resist unwanted influence, making it a vital resource for anyone seeking to understand and navigate the dynamics of persuasion.

Key concepts

  • ReciprocationA principle of persuasion based on the social norm of returning favors.
  • Commitment and ConsistencyA principle where people feel compelled to behave in ways that are consistent with their prior commitments.
  • Social ProofA principle where people determine what is correct by finding out what other people think is correct.
  • LikingA principle of persuasion suggesting people are more easily influenced by those they know and like.
  • AuthorityA principle where people tend to obey authority figures.
  • ScarcityA principle where the perceived scarcity of an opportunity or product increases its desirability.

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