You’d think the way to get someone to like you is to be useful to them.
You show up. You picked them up at the airport at six in the morning, you covered the shift nobody wanted, you listened to the whole thing about their sister twice. Surely that’s how a person builds affection.
And it isn’t nothing. People do like someone who’s good to them.
But the sturdier finding runs the other way, and almost nobody expects it. Doing a favor for somebody mostly changes how you feel about them.
Which means the person you’ve been ferrying around for two years may like you a normal amount. And you like them a lot, and some of that is the ferrying.
People liked the man who took their money back
Benjamin Franklin worked this out in the 1730s, on a man in the Pennsylvania assembly who disliked him and had said so publicly.
Franklin didn’t do him a favor and wait. He’d heard the man owned a rare book, so he wrote and asked to borrow it, then returned it a week later with a warm note.
The next time they were in the same room, the man spoke to him, which he had never done before, and the two of them stayed friends for life.
In 1969, two researchers, Jon Jecker and David Landy, set out to test it.
They put students through a question-and-answer contest with cash prizes. Everybody who took part won something.
Then, for one group, the man who’d run the contest came back and asked for the money. He explained that he’d paid the prizes out of his own pocket and was running short.
Another group of winners kept their winnings and heard nothing more about it.
Afterward, everybody was asked how much they liked him.
The students who’d handed the money back liked him more than the students who got to keep it.
Sit with how strange that is. One group got money from this man and walked away with it.
The other group got money and then had to give it back, in person, because he asked. And it was the second group who came away thinking better of him.
Helping someone changes your mind about them
Put yourself in that room for a second.
You’ve got forty dollars in your hand that you won fair and square, and a man you met an hour ago is standing there explaining that he’s short. So you hand it over, because what else are you going to do, and you leave.
Then, walking to your car, you don’t think: I’ve just adjusted my opinion of that man to account for my own behavior.
You think he seemed decent. You think he was in a tough spot, and you’d have done the same. It arrives as a fact about him, not as a conclusion you reached, and there is no moment where you feel yourself deciding it.
That’s the whole trick, and it’s why nobody catches themselves doing it. The revision is invisible from the inside.
Psychologists call it cognitive dissonance, and the idea is simpler than the phrase.
You were carrying two facts that didn’t fit. You have no particular feeling about this man, and you just gave him forty dollars. People don’t do that for someone they’re indifferent to.
One of the two had to move, and the money was already gone. So your opinion moved instead, quietly, and reported back as though it had always been that way.
This is one of the better-established patterns in social psychology, and it runs counter to what people assume: what you do shapes what you believe more reliably than what you believe shapes what you do.
You don’t help people because you like them. You like people because you helped them.
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You’ve already done this without noticing
Think about the coworker you covered a shift for two years ago.
You weren’t close. Somebody needed a backup for Thursday, and you were free. And ever since then you’ve been faintly on her side in meetings, and you were pleased when she got the promotion, and you couldn’t say exactly when that started.
Or the neighbor whose packages you brought in for a week. You had no opinion about him in March. By April, he was your guy.
It works in reverse too, which is the part people miss.
The neighbor on the other side, the one you’ve never done anything for and who’s never asked, is still a stranger after six years. Nothing went wrong there. Nothing went anywhere at all.
It only counts if they asked
There’s a condition on all of this, and it’s a strict one.
A more recent experiment put people in a room with someone secretly working for the researchers. Some were asked directly for help with a task. Others ended up helping the same person without being asked at all.
Everybody helped. Then everybody rated the person they’d helped, the same way the students rated the man who took their money back.
Only the ones who’d been asked liked him more afterward. They also felt closer to him and found him friendlier.
The ones who helped on their own, without being asked, showed nothing. Same favor, same person, no change.
So the effect isn’t in the helping. It’s in being asked and saying yes. Work you take on unprompted, however generous, doesn’t appear to do this at all.
Not every favor does this
The size matters, too, and it matters more than people expect.
A small ask is a compliment. A large one is a burden, and a burden produces exactly what you’d think: the person does it, resents it, and is further away than when you started. Franklin asked for a book, not a loan.
It also has to be something they can say no to. A request from a boss isn’t a request, and it doesn’t work like one, because the person didn’t choose to help. They complied. There’s nothing for the mind to explain.
And they have to be able to succeed at it. Asking somebody for something slightly beyond them puts them in the position of either failing you or making excuses, and neither of those makes anyone fonder.
Last, it can’t be a maneuver. If the asking is a technique you’re running on someone rather than something you’d truly like their help with, they’ll feel it, and what they’ll take from it is that you were working them.
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Start with something small
Pick somebody you’d like to know better and ask them for one thing this week.
The good version is specific, small, and inside something they know about. Where should I take my parents to dinner? Can you look at this paragraph for two minutes? Do you have a plumber you trust?
Then take the answer seriously, and tell them it helped, and mention it again later. Franklin’s note was doing that job.
One thing changes here, so it’s worth saying plainly. Everywhere above, you were the one helping. From now on, you’re the one asking.
That’s the move. If doing a favor is what makes somebody like you, then the way to be liked isn’t to keep giving. It’s to let them give once.