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The Most Dangerous People in Business Are Usually the Most Certain

2026-08-23T03:30:00.000Z

A few years ago, I was in a meeting with the leadership team of a rapidly growing company. Like many businesses at that stage, they were facing a familiar problem. Revenue had slowed, competitors were becoming more aggressive, and everyone in the room felt an increasing pressure to make a decisive move. The conversation quickly shifted from diagnosing the problem to debating solutions.

One executive argued that the company needed to expand into new markets. Another believed pricing was the issue. A third insisted that the sales organisation required a complete restructuring. Each position was presented with remarkable confidence, supported by convincing charts, carefully selected data and persuasive logic.

Listening to the discussion, I realised something uncomfortable. Every argument sounded reasonable. Every proposal appeared defensible. If an outsider had walked into the room halfway through the meeting, they could have believed any one of those executives was unquestionably right.

Yet they couldn't all be right.

Three-way branching arrow diagram, representing multiple confident but conflicting directions a team could choose


That experience fundamentally changed how I think about leadership. Contrary to popular mythology, the defining characteristic of exceptional leaders is not certainty. It is their relationship with uncertainty.

Business literature celebrates conviction. Investors often speak about founders with unwavering belief. Popular culture romanticises decisive leaders who instinctively know the correct answer while everyone else hesitates. We admire confidence because it creates the illusion of control. In environments filled with ambiguity, certainty is reassuring.

Unfortunately, certainty and correctness are only loosely related.

The longer I have spent working with founders, executives and leadership teams, the more I have noticed that the highest-performing individuals are rarely the ones making the boldest claims. Instead, they tend to ask better questions. They are remarkably comfortable admitting what they do not know. Rather than rushing to defend a position, they spend an unusual amount of time examining whether they are solving the right problem.

That distinction sounds subtle, but it has profound consequences.

Many organisations unknowingly reward confidence instead of judgement. During strategy reviews, the person who speaks first often influences the direction of the conversation. Meetings are frequently dominated by those who express the strongest opinions rather than those who possess the deepest understanding. Leaders begin confusing decisiveness with wisdom, even though history repeatedly demonstrates that they are not the same thing.

Jeff Bezos once remarked that people who are right a lot frequently change their minds. At first glance, the statement appears contradictory. We tend to associate expertise with consistency. Surely the smartest people should already know the correct answer.

In reality, the opposite is often true.

People with strong judgement continuously update their mental models as new information becomes available. They are less attached to being right than they are to understanding reality. Their confidence comes not from believing they possess perfect answers but from trusting their ability to improve their thinking over time.

A circle emerging fluidly from within a square, representing a mental model reshaping itself as new information arrives


This idea has become significantly more important in the age of artificial intelligence.

One of AI's greatest strengths is its ability to generate plausible answers with extraordinary confidence. Ask a sufficiently advanced model almost any question and it will produce a coherent response, complete with logical reasoning and polished language. Sometimes that answer is excellent. Occasionally it is completely wrong. The confidence, however, remains remarkably consistent.

That creates an interesting challenge for human decision-makers.

For decades, we assumed that access to information would improve judgement. Today, information is no longer the scarce resource. Every professional now has access to unprecedented amounts of analysis, research and synthetic reasoning. Ironically, this abundance makes judgement even more valuable because the real challenge has shifted from obtaining answers to evaluating them.

I increasingly believe that the organisations thriving over the next decade will not necessarily be those with access to the most advanced AI systems. They will be the organisations that become exceptionally good at asking questions AI cannot formulate on its own.

A grid with a single cell highlighted and glowing, representing one sharp question standing out among many


Should we enter this market? What assumptions are we making? Which customer problem are we actually solving? What evidence would change our mind? Which risks are we systematically underestimating?

These are not questions technology answers. They are questions that determine whether the answers technology provides are useful in the first place.

One of the most underrated skills in leadership is recognising the difference between confidence and clarity. Confidence is an emotional state. Clarity is the result of disciplined thinking. The two occasionally overlap, but they are far from identical.

When I reflect on the best leaders I have worked with, I rarely remember them as the loudest voices in the room. I remember them as the people who consistently slowed conversations down just enough to expose flawed assumptions. They had the patience to resist premature certainty. They understood that most strategic mistakes are not caused by insufficient intelligence but by asking the wrong questions with excessive confidence.

That lesson feels increasingly relevant today. Artificial intelligence is making answers cheaper every month. It is making analysis faster and more accessible than ever before. What it cannot do is assume responsibility for the consequences of a decision.

At some point, every organisation reaches a moment when someone has to choose a direction despite incomplete information. No model can remove that burden. No algorithm can eliminate uncertainty. Leadership begins precisely where perfect information ends.

Perhaps that is why judgement remains such a stubbornly human capability. It is not simply the ability to process information. It is the willingness to make irreversible decisions while fully aware that certainty is impossible.

In a world becoming increasingly confident because machines can generate convincing answers to almost anything, the leaders who will stand out may not be those who speak with the greatest certainty. They may be those who have the intellectual humility to keep questioning what everyone else has already decided.

Two overlapping circles — confidence and clarity — intersected by a single line, representing where the two concepts meet but remain distinct