The Data You're Not Looking At

The WWII lesson that will change how you analyze data

Feb 3 • Isaac Oresanya

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January 2026

The Insight Nobody Wants to Hear (But Everyone Needs)

Sometimes, the best insight is knowing there's no insight at all

Jan 27 • Isaac Oresanya

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Visualization is Part of Data Cleaning

It's actually one of your best cleaning tools

Jan 21 • Isaac Oresanya

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You're Probably Deleting Too Much From Your Charts

And it's making them harder to read

Jan 15 • Isaac Oresanya

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Stop Using Dual Axis Charts (Unless You Read This First)

The truth about one of data viz's most controversial topics

Jan 6 • Isaac Oresanya

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December 2025

Every Newsletter I Sent You This Year (All 28)

Your complete guide to clearer charts, better dashboards, and smarter storytelling

Dec 30, 2025 • Isaac Oresanya

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Your Chart Can't Explain Itself (But It Should)

The simple annotation strategy that makes every chart clearer

Dec 17, 2025 • Isaac Oresanya

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The Measurement Problem Every Analyst Faces (And How to Fix It)

You can't always measure what you want.

Dec 9, 2025 • Isaac Oresanya

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The One Rule That Fixes All Your Formatting Problems

If it means the same thing, make it look the same. That's it.

Dec 3, 2025 • Isaac Oresanya

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November 2025

Stop Making Charts for Everything

Here is how to know when a table does the job better.

Nov 26, 2025 • Isaac Oresanya

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The Line Doesn't Always Go Up

And that's okay... here's why

Nov 19, 2025 • Isaac Oresanya

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The Gift and Risk of Data Storytelling

One simple number can tell three very different truths

Nov 11, 2025 • Isaac Oresanya

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