Sin to Win (research on moral self-licensing) · Monin & Miller

Moral licensing: doing good gives you permission to do bad

Curated by · reviewed 2026-06-01

After doing something good, we often feel licensed to do something bad — as if we'd banked moral credit to spend. Buy the eco product, then waste more; hit the gym, then overeat; donate, then cut corners. Virtue in one moment quietly excuses vice in the next.

Moral licensing: doing (or even just intending) something good gives us subconscious permission to act less ethically afterward — we treat good deeds as credit that licenses later lapses.

Psychologists Monin and Miller found that people who first got to establish their good credentials — say, by disagreeing with a blatantly sexist statement — were afterward more likely to make a biased choice they'd otherwise avoid. Having 'proven' they were unprejudiced, they felt licensed to act in a way that looked prejudiced. The good act becomes a permission slip for the bad one. We seem to keep a mental moral ledger, and a deposit feels like it can be spent.

It shows up everywhere once you look. People who buy 'green' products can become more likely to lie or steal in subsequent tasks. A virtuous gym session 'earns' the dessert. Donating to charity can reduce later generosity. Even just imagining a future good deed, or recalling a past one, can do it — you don't have to actually be good, only to feel you've banked enough goodness. It's why a single diversity hire can paradoxically reduce a company's vigilance, and why feeling like 'a good person' can be more dangerous than feeling like a flawed one.

The guard is to stop treating good behavior as currency to spend. Notice the 'I've earned it' feeling after a virtuous act — that's the license forming. Tie your actions to identity and consistency rather than a balance ('I'm someone who eats well,' not 'I worked out, so I'm owed this') so each choice stands on its own instead of being offset by a previous one. And be most careful right after you've done something good — that's precisely when your guard quietly drops.

Why it matters

It explains the unsettling pattern where good people and good intentions produce bad outcomes — feeling virtuous lowers our guard, so the moment right after a good deed is exactly when we're most likely to slip.

A common misreading

It's not 'doing good is pointless because you'll just offset it.' Good deeds are still good. The point is the subconscious permission that can follow — so the fix is awareness and identity-based consistency, not cynicism about virtue or refusing to do good in the first place.

Put it to work

Test yourself

What does moral licensing let us feel entitled to do?
Show answer
To act worse — a good deed (or even just intending one) feels like banked moral credit, giving us subconscious permission to cut corners or behave badly afterward.

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Related ideas

When actions and beliefs clash, the belief usually bendsA Theory of Cognitive Dissonance Commitment & consistency: small yeses lock you into big onesInfluence The halo effect: one good trait colors everything elseThinking, Fast and Slow

FAQ

What is moral licensing?
A bias where doing or intending something good gives us a subconscious license to act less ethically afterward, as if we'd earned moral credit to spend. Virtue in one moment can excuse vice in the next.
How do you guard against moral licensing?
Notice the 'I've earned it' feeling after a good act — that's the license forming. Tie choices to identity and consistency rather than a moral balance, so each stands on its own, and stay extra vigilant right after doing good.
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