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#dataviz

The art and science of data visualization and information design

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The Value Axis of the Chart Maker: 16 Datasets, One Step Rule, and Why a Maximum of 13 Draws Only Four Gridlines

The Value Axis of the Chart Maker: 16 Datasets, One Step Rule, and Why a Maximum of 13 Draws Only Four Gridlines

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6 min read
Where are Mali's schools most at risk? Building an Education Disruption Index from open data.

Where are Mali's schools most at risk? Building an Education Disruption Index from open data.

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9 min read
What India is searching for before Diwali 2026 (Google Trends data)

What India is searching for before Diwali 2026 (Google Trends data)

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3 min read
Operational Dashboards People Actually Use

Operational Dashboards People Actually Use

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5 min read
I counted every subreddit since 2005, and "how many" depends on one definition

I counted every subreddit since 2005, and "how many" depends on one definition

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4 min read
Looker Studio: Replace the Monday GA4 Screenshot Email With a One-Page Website Dashboard (Scorecards, Trend, Channels, Date Picker)

Looker Studio: Replace the Monday GA4 Screenshot Email With a One-Page Website Dashboard (Scorecards, Trend, Channels, Date Picker)

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5 min read
Google Sheets vs a Real Dashboard: When It Is Time to Graduate

Google Sheets vs a Real Dashboard: When It Is Time to Graduate

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3 min read
Dashboards nobody reads: what 7 data viz tools get right and wrong

Dashboards nobody reads: what 7 data viz tools get right and wrong

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5 min read
I drew 47 million aircraft positions from my home tracker

I drew 47 million aircraft positions from my home tracker

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3 min read
¿Cuánto cuesta comprar vivienda en 20 de Julio? Mediana de 276,5 millones de pesos — estudio

¿Cuánto cuesta comprar vivienda en 20 de Julio? Mediana de 276,5 millones de pesos — estudio

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1 min read
The model had memorised the map

The model had memorised the map

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10 min read
Creating a React Drag & Drop Chart Dashboard Performance Demo with 100 Charts

Creating a React Drag & Drop Chart Dashboard Performance Demo with 100 Charts

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11 min read
Putting expert quotes on real price charts, without letting the AI make things up

Putting expert quotes on real price charts, without letting the AI make things up

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4 min read
I built a live ops dashboard with no chart library and no framework

I built a live ops dashboard with no chart library and no framework

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5 min read
Creating a React Dashboard with SciChart.js, SciChart-React and Deepseek AI

Creating a React Dashboard with SciChart.js, SciChart-React and Deepseek AI

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19 min read
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