Down on your luck? How behavioural neuroscience could help

8 hours ago 10

When the founder of Panasonic, Kōnosuke Matsushita, was asked what quality he valued most in job candidates, his answer baffled everyone: whether they were lucky. Not their credentials, not their intelligence, not their experience. Luck. For years, this anecdote struck me as charmingly eccentric – the kind of thing a titan of industry gets away with saying because nobody around them dares to laugh. Then I began studying the neuroscience of fortunate people, and I stopped laughing, too.

What my research has revealed is that luck, far from being a roll of the cosmic dice, operates through identifiable patterns of brain chemistry and behaviour. The consistently lucky are not blessed by fate. They are running different neurological software – and the remarkable thing is that this software can be installed.

Consider what happens when someone simply declares: “I am a lucky person.” It sounds like wishful thinking. But brain imaging tells a different story. That declaration activates the prefrontal cortex in a way that shifts perception from threat-detection mode toward opportunity-recognition mode. The person begins to notice possibilities that a self-described unlucky individual, scanning the same environment, simply filters out. Over weeks and months, these perceptual micro-advantages compound. The lucky person encounters more openings, seizes more of them, and accumulates a track record that reinforces the original belief. Psychologists call this a self-fulfilling prophecy. I prefer to think of it as the brain taking your word for it, and reorganising reality accordingly.

This was the finding that first drew me deeper into the subject. If a mere shift in self-narrative could produce measurable differences in outcome, what other levers might the brain offer? The answer turned out to be surprisingly biological. Our emotional baseline depends heavily on serotonin, a neurotransmitter that regulates mood, social confidence and resilience. And serotonin production follows a strict daily rhythm. It requires morning sunlight hitting the retina, the amino acid tryptophan from foods such as fish and eggs, and – critically – a regular sleep-wake cycle. People who rise early and spend their first waking minutes in natural light are, quite literally, manufacturing the chemical foundation of good fortune. Those who keep erratic hours, by contrast, suppress serotonin and elevate cortisol, the stress hormone. Chronic stress narrows attention to threats and closes down the peripheral awareness where serendipity lives. The perpetually unlucky are not cursed. They are, in many cases, chronically sleep-deprived.

Yet body chemistry is only half the picture. As my research progressed, I became fascinated by a paradox: lucky people are, in a certain sense, selfish. Not callously so, but they possess an unusually clear awareness of what they enjoy, what excites their curiosity and what makes them feel alive – and they refuse to abandon these things merely to conform. This matters because the brain’s dopamine system, which drives motivation and engagement, responds most powerfully to genuine interest. Pursue what society tells you to want, and dopamine trickles. Pursue what fascinates you and it floods the circuits of perception and creativity. Lucky people are not luckier because they try harder. They are luckier because they are paying attention to the right things – their own things.

I sometimes describe this as following your “fascination compass”. The topic that makes you lose track of time, the activity you would do without payment – these are not idle preferences. They are neurological signals pointing toward the cognitive state in which good fortune is most likely to find you. Lucky people also tend to score high on novelty-seeking: they try the unfamiliar restaurant, take the scenic route, talk to strangers. Each small departure from routine is, in effect, a ticket in a lottery that the cautious never enter.

Here is where the story takes its most counterintuitive turn. You might expect that people so attuned to their own desires would be fundamentally self-centred. The opposite is true. Brain imaging studies consistently show that acts of genuine generosity – helping a colleague without expectation of return, celebrating a friend’s success without jealousy – activate the striatum, the brain’s deepest reward centre, more powerfully than receiving a benefit yourself. This makes evolutionary sense. Homo sapiens did not survive by being the strongest primate. The Neanderthals held that distinction, and they went extinct. We survived because we built networks of cooperation and mutual aid. Our brains are wired to reward us for extending these networks, and the neurological pleasure of authentic generosity is the mechanism through which it happens. But the brain is precise about the word “authentic”. Help someone to create an obligation, and the reward response is muted. Help because you actually care, and it amplifies. Lucky people understand this distinction instinctively. They give freely and, in doing so, build the kind of social capital that opens doors they did not even know existed.

The final piece of the puzzle emerged from an unexpected source: game theory. Mathematical simulations of repeated interactions show that long-term outcomes overwhelmingly favour those who stay in the game. Participants who persisted through periods of bad luck ultimately accumulated far more gains than those who quit early. The arithmetic is merciless: withdraw, and your probability of future success falls to zero. Lucky people set goals that are concrete and personally meaningful – not vague aspirations borrowed from social convention – and then they simply refuse to stop. They measure progress against what I call their own “happiness yardstick”, and they treat setbacks as statistical noise rather than destiny.

Matsushita, it turns out, was asking exactly the right question. When he inquired whether candidates were lucky, he was really asking whether they possessed a particular constellation of habits: optimism grounded in self-awareness, biological rhythms aligned with the chemistry of wellbeing, the courage to follow genuine curiosity, the generosity to invest in others and the persistence to remain in play. None of these require exceptional talent or privilege. They require only the recognition that luck is not something that happens to you. It is something you practise – quietly, daily and with more neuroscience behind it than most people imagine.

Nobuko Nakano is a neuroscientist. Her book Lucky People: A Neuroscientist’s Guide to Attracting Luck, Cultivating Success and Leading a Happier Life is published by Gallery.