Metaphors in persuasion: how language shapes thinking and behaviour

Two politicians are debating the same rising crime statistics. The first says: “Crime is a beast preying on our neighbourhoods. We need to cage it before it devours more victims.” The second says: “Crime is a virus infecting our communities. We need to treat the root causes before it spreads further.” Same data. Same city. But one audience demands more police and longer sentences. The other demands social programmes and prevention.

The facts did not change. The metaphor did. And the metaphor determined what people thought was the right thing to do.

What are conceptual metaphors?

In 1980, the linguist George Lakoff and the philosopher Mark Johnson published Metaphors We Live By, a book that fundamentally changed how scientists think about language and cognition.^[1] Their central argument was radical: metaphors are not a feature of language. They are a feature of thought.

Consider how you talk about arguments. You defend your position. You attack someone’s claims. You shoot down their reasoning. You win or lose the debate. This is not just colourful language. It is evidence that you are thinking about arguments in terms of war. The metaphor ARGUMENT IS WAR structures how you approach disagreements: there must be a winner and a loser, positions must be defended, and conceding a point feels like surrender.

But imagine a culture where the dominant metaphor for arguments was dance rather than war. In that world, the goal of disagreement would be elegance, coordination and mutual discovery rather than victory. The metaphor would not merely describe the conversation — it would shape the entire set of behaviours people consider appropriate.

This is what Lakoff and Johnson called conceptual metaphor theory: the idea that we systematically understand abstract or complex experiences through the lens of more concrete, familiar experiences. Time is money — so we spend it, waste it, save it and invest it. Love is a journey — so relationships reach crossroads, hit dead ends or go off track. Organisations are machines — so they have cogs, need oiling and sometimes break down.

Metaphors do not describe reality. They create it. The metaphor you choose determines what your audience sees, what they ignore and what they do next.

The implications for anyone in the business of influence — leaders, communicators, marketers, policymakers — are enormous. If you can change the metaphor, you can change the thinking. And if you can change the thinking, you can change the behaviour.

How metaphors shape decisions

The most striking demonstration of metaphorical influence comes from a 2011 experiment by Paul Thibodeau and Lera Boroditsky at Stanford.^[2] They gave participants identical crime statistics for a fictional city called Addison. The only difference was a single sentence at the top of the report.

One group read that crime was “a beast preying on the city”. The other group read that crime was “a virus infecting the city”. Then both groups were asked what should be done.

The beast group overwhelmingly preferred enforcement: more police, harsher sentences, stricter laws. The virus group preferred reform: social programmes, education, addressing poverty. When asked afterwards what influenced their recommendation, participants pointed to the statistics — not the metaphor. They had no idea their reasoning had been steered by a single word.

This is what makes metaphors so powerful — and so dangerous. They operate below conscious awareness. People believe they are reasoning from facts, but the metaphor has already determined which facts feel relevant and which solutions feel logical. A beast must be captured and contained. A virus must be treated at its source. The metaphor tells the brain what kind of problem this is, and the brain automatically generates solutions that fit.

I experienced this myself in a management meeting a few years ago. We were having a heated disagreement about an urgent process improvement I thought we needed to make. A colleague ended the discussion with five words: “You cannot repair an aircraft in flight.”

For a moment, I was stopped cold. The metaphor was brilliant. I could picture the aircraft at ten kilometres altitude, the impossibility of changing anything at that speed. Within the logic of that metaphor, my proposal was reckless — suicidal, even. But then I realised: we were not an aircraft. We were a company. And companies can change while operating. The metaphor had hijacked my thinking by forcing me to obey its internal rules.

This is the mechanism at the heart of metaphorical persuasion: once you accept a metaphor, you accept its logic. And rejecting that logic feels like denying reality, because the metaphor has become the lens through which you see the situation.

Metaphors in politics and public debate

Nowhere is the power of metaphors more visible than in politics. Political language is saturated with metaphors, and the most successful politicians are often the ones who control the dominant metaphor of a debate.

Consider the phrase “the war on drugs”. The moment you accept the war metaphor, the logic follows automatically: there are enemies to defeat, territory to reclaim, casualties to accept as the cost of victory. This metaphor has shaped drug policy for decades, steering resources towards enforcement and away from treatment — not because the evidence supported that approach, but because the metaphor made enforcement feel like the only rational response.

Or take “the economy is a household”. When politicians frame national economics as household budgeting — you should not spend more than you earn, debt is irresponsible, you need to tighten your belt — austerity feels like common sense. But a national economy does not operate like a household. The metaphor obscures the fundamental differences: governments can create money, invest countercyclically and operate on entirely different timescales. The household metaphor makes fiscal conservatism feel intuitive regardless of what economists actually recommend.

Lakoff himself demonstrated this in his analysis of political discourse.^[3] He showed that conservatives and progressives use fundamentally different metaphors for the nation. Conservatives tend to frame the nation as a strict father family: discipline, self-reliance, authority. Progressives tend to frame the nation as a nurturing parent family: care, empathy, community support. These are not just different policy preferences. They are different metaphorical systems that generate entirely different moral reasoning.

The first person to establish the metaphor wins the debate. Because once the metaphor is accepted, the logic follows automatically.

The lesson for anyone working in persuasive communication is clear: do not argue within someone else’s metaphor. If you accept the frame, you accept the conclusions. The only way to change the direction of a debate is to introduce a new metaphor that makes different reasoning feel natural.

Metaphors at work: leadership, change and brand storytelling

The boardroom is just as metaphor-saturated as the political arena. And the consequences are just as real.

Leadership metaphors shape organisational culture. When leaders consistently describe the market as a battlefield, competition as war and strategy as a campaign, they are not just using colourful language. They are creating a culture in which aggression is valued, collaboration with competitors is unthinkable and internal politics become a zero-sum game. The war metaphor makes certain behaviours feel heroic and others feel like betrayal.

Contrast this with leaders who describe their organisation as a garden. In a garden, growth takes time. You prepare the soil, plant seeds, tend what grows and prune what does not serve the whole. Failure is composting — it feeds the next cycle. This metaphor generates patience, nurturing and a long-term orientation that the war metaphor cannot.

Change narratives live or die by their metaphors. I learned this the hard way in the meeting I described earlier. After my colleague shut down my process improvement with the aircraft metaphor, someone launched a new one two days later: “We must constantly jump off cliffs and develop our wings on the way down.” Everyone loved it. Brave. Exciting. Heroic. But it conjured up images of radical risk, wild experiments and spectacular failures — exactly the kind of behaviour nobody in the organisation actually had the appetite for. The metaphor was inspiring but it did not produce any action.

In a third meeting, I tried something different. I introduced the metaphor of three dials on a dashboard: one for cutting costs, one for optimising existing revenue, one for growing new revenue. I mimed turning the dials in the air. The discussion immediately shifted to which dials to turn and how far. The metaphor felt controllable, specific and safe. No cliffs. No aircraft. Just careful calibration. Everyone got on board.

Brand storytelling depends on metaphorical coherence. The strongest brands operate within a single, consistent metaphorical system. Apple frames technology as creative liberation — tools that set your imagination free. Volvo frames driving as protection — a shield around the people you love. Red Bull frames energy as flight — transcending limits and gravity itself. When a brand mixes its metaphors, the message becomes confused and the emotional resonance breaks down.

This matters for anyone working with cognitive biases in organisations. The metaphor is not the decoration on top of the strategy. The metaphor is the strategy. It determines what employees, customers and stakeholders believe is possible, desirable and necessary.

How to design persuasive metaphors

Most people use metaphors accidentally. They reach for whatever comparison comes to mind first and hope it lands. But metaphors can be designed deliberately, with the same rigour you would apply to any other element of behavioural design.

Here is a practical framework for designing metaphors that move people.

1. Start with the desired behaviour, not the message. What do you want your audience to do after hearing your metaphor? Approve a budget? Embrace a change? Take a risk? The metaphor should make that behaviour feel natural and obvious within its own logic. If you want people to invest in something, do not use metaphors of gambling. Use metaphors of building or planting.

2. Map the emotional territory. Metaphors work because they carry emotional associations from one domain to another. Identify the emotional state your audience needs to be in to take action. Do they need to feel safe? Use metaphors of shelter, navigation or steady progress. Do they need to feel urgency? Use metaphors of fire, tide or infection. Do they need to feel empowered? Use metaphors of tools, levers or keys.

3. Check the entailments. Every metaphor comes with entailments — logical implications that follow from accepting the comparison. If your organisation is a ship, someone must be the captain. Mutiny becomes the frame for dissent. Going overboard becomes the frame for failure. Make sure the entailments of your metaphor lead where you want them to lead. The aircraft metaphor in my management meeting had a devastating entailment: it made any in-flight change seem suicidal.

4. Test for unintended reasoning. Share the metaphor with a few people and ask them what it makes them think of. If they generate conclusions you did not intend, the metaphor needs redesigning. My colleague’s cliff metaphor was meant to inspire boldness. But its entailments — falling, the ground rushing up, the desperation of improvising in free fall — generated anxiety rather than courage.

5. Ensure source-domain familiarity. A metaphor only works if your audience has vivid, embodied experience of the source domain. Dials on a dashboard worked in my meeting because everyone could picture turning a knob. If I had used a metaphor from quantum physics or deep-sea diving, it would have generated confusion rather than clarity. The best metaphors draw from everyday, physical experience.

6. Keep it alive across time. The most effective metaphors are not one-off comparisons. They are sustained systems of meaning that you return to consistently. When a leader introduces the garden metaphor and then abandons it the next week for a battlefield metaphor, the inconsistency erodes trust. Commit to your metaphor. Extend it. Let it structure ongoing conversations and decisions.

A good metaphor does not just make people understand differently. It makes them act differently. That is the test.

The dark side: when metaphors mislead

Metaphors are tools of influence. And like all tools of influence, they can be used to illuminate or to obscure.

The most common danger is that a metaphor hides critical aspects of reality. The household budget metaphor in economics obscures the fundamental differences between households and governments. The war metaphor in healthcare — “battling” cancer, “fighting” disease — can make patients who do not recover feel like they have personally failed. The journey metaphor in organisational change can make people feel that any discomfort is just a temporary waypoint rather than a signal that the direction is wrong.

There is also the problem of dead metaphors — metaphors that have become so embedded in language that people no longer recognise them as metaphors at all. When someone talks about “restructuring” an organisation, the underlying metaphor is that the organisation is a building — a fixed structure with load-bearing walls and foundations. This metaphor makes it feel natural to think in terms of tearing down and rebuilding. But an organisation is not a building. It is a network of relationships, habits and shared understandings. The building metaphor can lead to approaches that are far more destructive than the situation requires.

The ethical challenge is this: every metaphor illuminates some aspects of reality and hides others. There is no neutral metaphor. The question is not whether your metaphor is biased — it is — but whether the aspects it illuminates help your audience make better decisions or worse ones.

At SUE, we apply a simple test derived from the Influence Framework: does this metaphor help people see the full picture of Gains and Pains, or does it hide one side? A responsible metaphor makes both the opportunities and the risks visible. A manipulative metaphor spotlights one and obscures the other.

Frequently asked questions

What is a conceptual metaphor?

A conceptual metaphor is a cognitive mechanism in which people understand one domain of experience in terms of another. When we say “time is money”, we are not speaking poetically — we are structuring how we think about time: we spend it, waste it, save it and invest it. These metaphors operate largely unconsciously and shape how people reason and make decisions.

How do metaphors influence decision-making?

Metaphors activate specific mental frameworks that guide reasoning. In the Stanford crime experiment, describing crime as a “beast” led people to favour enforcement, while describing it as a “virus” led them to favour social reform. The metaphor changed the preferred solution without changing any of the underlying facts. People are rarely aware that the metaphor influenced their thinking.

Can metaphors be used ethically in persuasion?

Metaphors are unavoidable in communication — every description of a complex situation uses some metaphorical frame. The ethical question is whether the metaphor helps people understand reality more clearly or distorts it. A well-chosen metaphor that illuminates trade-offs is responsible communication. A metaphor that hides costs or exaggerates threats is manipulation.

What is the difference between a metaphor and a frame?

A frame is the broader context in which information is presented — gain versus loss, opportunity versus threat. A metaphor is one of the most powerful tools for creating a frame: by comparing a situation to something familiar, you import the logic and emotional associations of that familiar domain. Every metaphor creates a frame, but not every frame requires a metaphor.

How do you design a persuasive metaphor?

Start with the behaviour you want to trigger, not the message you want to send. Identify the emotional territory your audience needs to enter — safety, urgency, possibility, control. Then find a source domain from everyday life that naturally evokes that emotional response. Test it: does the metaphor lead people towards the reasoning and actions you intend? If it leads to unintended conclusions, redesign it.

Conclusion

Metaphors are not ornamental. They are the invisible architecture of persuasion. The metaphor you choose determines what your audience sees as the problem, what solutions feel logical and what actions feel natural. Get the metaphor right and your audience follows the reasoning as if it were their own idea. Get it wrong and no amount of data will save you.

The practical lesson is straightforward: stop treating metaphors as afterthoughts and start designing them with the same care you bring to your strategy, your nudging and your data. Audit the metaphors already alive in your organisation. Ask yourself which behaviours they are producing. And when they produce the wrong behaviours, introduce new ones — carefully designed to lead where you actually want to go.

Want to learn how to design metaphors, frames and other behavioural interventions that genuinely move people? In the Behavioural Design Fundamentals Course you learn to apply the SUE Influence Framework to understand your audience and design communication that lands. Rated 9.7 by 10,000+ alumni from 45 countries.

PS

At SUE our mission is to use the power of behavioural science to help people make better choices. Metaphors remind us of something fundamental about human cognition: we do not think in facts. We think in stories, images and comparisons. That is not a limitation — it is the design specification of the human mind. And once you understand the design specification, you can design the intervention.