12 Data Visualization Questions I Have No Answers For

We stop loving someone or something when we feel there is nothing more to discover, when we have no more questions, when we don’t care about the answers. I started writing my Data Visualization for Excel Users series because I have an unhealthy number of open questions. I’d like to go beyond it depends but there … Read more

Excel Charts meet William Playfair

William Playfair wheat prices Excel version

Are you sure you can recognize an Excel chart from miles away? I thought that too. Then I started playing with some data visualization historical milestones and now I’m not so sure. Trying to recreate these charts in Excel is a great way to improve your Excel skills and pay a humble tribute to the data … Read more

The same data, the same map, different stories

Thematic map us states poverty percentage same number of states

Choropleth maps are the pie charts of cartography. Both can show us a simple pattern, but that’s a very low starting point. And both have severe perceptual issues. One of the issues with maps is how to define classes. Gregor published last Friday an interesting post and I wanted to play with the same data, percentage of … Read more

Highest Mountains, Deepest Trenches, and a Doughnut

Highest mountains and deepest trenches

A while ago something broke inside me. My deepest held beliefs were shattered. I started drinking again. Absinthe. I love absinthe. 69% ABV. It started when I saw it. A glorious pie chart displaying growth rates. Growth! At first, I couldn’t believe it. I took off my glasses. Yes, growth rates. In a pie chart. I had … Read more