Influence runs on a handful of predictable triggers. Learn them and you'll both persuade more honestly and resist being manipulated.
We feel obliged to give back — the rule of reciprocity
Social proof: we copy what others do, especially when unsure
Commitment & consistency: small yeses lock you into big ones
The halo effect: one good trait colors everything else
The first number you hear quietly drags every guess after it
The framing effect: how something is worded changes your choice
The mere-exposure effect: familiarity quietly becomes liking
The contrast effect: things look different next to what came before
The bandwagon effect: belief spreads because others believe it
Reactance: tell people they can't, and they'll want to
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