One of the first memories from my professional life is the first time I presented to an executive, a Vice President in a large corporation. It was my first job, and I had completed an analysis with a large volume of data. If I remember correctly, the topic was related to inventory management.
I prepared a few slides to facilitate a strategic decision. However, on the second slide, the executive stopped me.
“Those numbers are not correct,” he said. “Please revise them and we will resume this meeting when they are correct.”
I was shocked. I was not only shaken by my mistake, which I did not yet understand, but also by the ability of the executive to identify an error in a jungle of data within just a couple of minutes. It was a mistake I had not identified during many hours of intensive work.
From this experience, I extracted a couple of key takeaways that have accompanied me throughout my career.
The Presenter Perspective: Safeguarding Your Credibility
When you are the person delivering the data, you must realize that preparation goes beyond creating visually appealing slides or working in a very complex data model. You must validate the integrity of your information before you step into the room.
- Fragile credibility: You earn trust through meticulous performance and consistent management over a long period. However, you can lose that trust instantly with a single oversight. 100% accuracy is the standard when presenting to senior leadership.
- Audience empathy: Put yourself in the shoes of your audience and perform a frank health check on your results. You should ask yourself: Do the numbers make sense? Are the orders of magnitude correct? Are the results in line with expectations?
- Solid hypotheses: If your results deviate from what would be expected, you must have a good hypothesis that justifies the variance. As a rule of thumb, if results are too surprising, there is usually something wrong.

The Executive Perspective: The Power of Process Mastery
From the other side of the table, the intervention of the executive demonstrated what truly separates standard managers from exceptional leaders.
- Leadership skill: Top management must understand the underlying logic of a business so deeply that they can verify the accuracy of the data at a glance. They develop an intuition for when data “smells” wrong, and they are able to identify checkpoints to secure buy-in.
- Workflow understanding: Inspecting every line of data is neither possible nor is it their job. Instead, effective leaders validate the process that was followed to obtain the results. If the underlying process is correct, there is a much higher probability that the overall result is also correct.
By combining rigorous data validation with a deep understanding of business processes, both presenters and executives can make better decisions and build stronger professional trust.
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