Influencia-la-psicologia-de-la-persuasion Rober... -

— Added in later editions The more we perceive a person as "one of us," the more influential they become. This goes beyond similarity to shared identity (family, race, nationality, or even shared interests). Why These Principles Work

En situaciones de ambigüedad, la gente sigue a la gente. Asumimos que si muchos hacen algo, esa acción es correcta. Es el atajo mental más potente en multitudes. influencia-la-psicologia-de-la-persuasion Rober...

For example, a doctor using Social Proof to say, "Most of my patients with your condition saw improvement with this treatment," is ethical. A casino using Scarcity to say, "This slot machine hasn't hit in an hour, it’s due!" is manipulation. — Added in later editions The more we

Once we make a choice or take a stand, we face personal and interpersonal pressures to behave consistently with that commitment. We want to appear stable and reliable. Asumimos que si muchos hacen algo, esa acción es correcta

Humans feel a strong internal obligation to repay what another person has provided for them. This "give and take" dynamic is deeply ingrained in social cooperation.

On social media, this is the "public pledge." Once you tweet, "I’m starting a diet," you are psychologically trapped. Marketers use this with "low-ball" offers: you agree to buy a car for $15,000; when the dealer adds hidden fees, you pay them because you already committed to the idea of the purchase.