
Financial Modelling & Model Quality
The Discipline of Saying “Not Convinced Yet”
Some of the most important moments in decision-making do not begin with certainty. They begin with hesitation.

There is a particular moment in many meetings that is easy to miss. It rarely sounds dramatic. It is not accompanied by raised voices or strong objections. More often, it appears quietly.
Someone leans back slightly. Looks at the numbers again. And says: “I’m not convinced yet.”
It is an uncomfortable moment. Not because it is aggressive. But because it interrupts momentum.
The model is built. The analysis has been done. The numbers appear consistent. The direction seems clear. And then, just as things begin to settle, doubt enters the room.
In many organisations, this moment is handled quickly. Clarifications are offered. Additional explanations follow. More detail is provided.
The goal, often unspoken, is simple: Restore confidence. Resume progress. Close the discussion. And, in many cases, that works. At least on the surface.
But something subtle is lost in that process. Because the statement “I’m not convinced yet” is not always a request for more information. Sometimes, it is something else. A signal that the reasoning feels incomplete. A sense that the framing might be off. A quiet mismatch between what is shown and what is understood.
It is not always precise. But it is rarely meaningless.
The difficulty is that hesitation does not fit neatly into structured analysis. It cannot be easily quantified. It does not sit comfortably in a sensitivity table. It resists being translated into a clear input or output. And so, it is often treated as a temporary obstacle rather than a valuable signal. Something to resolve. Rather than something to explore.
Experienced decision-makers tend to approach this differently.
They do not rush to eliminate hesitation. They pause. They become curious. Not in a confrontational way. But in a deliberate one.
“What is it that does not feel right yet?” The answer is not always immediate. Sometimes it takes time. Sometimes it takes several attempts to articulate. But in that process, something important happens. The discussion deepens.
It may reveal assumptions that were accepted too quickly. Or dependencies that were not fully understood. Or risks that were acknowledged, but not truly considered. Occasionally, it reveals nothing at all.
And even that can be useful. Because it clarifies that the hesitation was emotional rather than structural. Which, in itself, is worth knowing.
There is a discipline in allowing this moment to exist. A discipline in not resolving uncertainty too quickly. A discipline in recognising that confidence and correctness are not the same thing. And that the absence of objections is not necessarily the presence of agreement.
This becomes more relevant as tools become more powerful. Models become faster. Analyses become more detailed. Outputs become more convincing. And with that, the pressure to move quickly increases. The moment of hesitation becomes easier to override. Easier to explain away. Easier to ignore.
But the role of judgement does not shrink with better tools. If anything, it becomes more important.
Because when everything looks coherent, it becomes harder to notice what might be missing.
“I’m not convinced yet” is not a failure of analysis. It is part of decision-making. A pause between calculation and commitment. A signal that something deserves a second look, even if it cannot yet be clearly defined.
Not every hesitation leads to a different decision. But the decisions that are taken after hesitation has been properly explored tend to be more robust. Not because they are perfect. But because they have been questioned.
In the end, good decision-making is not only about reaching conclusions. It is also about knowing when not to reach them too quickly. And being comfortable enough to say so out loud.
