Streamgraph of Olympic medal wins

Gregor Aisch and Larry Buchanan for the New York Times visualized Olympic medal dominance with a streamgraph for each event. Time is on the horizontal axis, and each stack represents a country. The greater the height is at any point, the more medals the country won that year. Nice labels, too.

Chart Type Used


It's like a stacked area chart but with a zero-offset to optimize centrality.


The Best Data Visualization Projects of 2011

I almost didn’t make a best-of list this year, but …

10 Best Data Visualization Projects of 2017

It was a rough year, which brought about a lot of good work. Here are my favorite data visualization projects of the year.

Where People Run in Major Cities

There are many exercise apps that allow you to keep …

Graphical perception – learn the fundamentals first

Before you dive into the advanced stuff – like just about everything in your life – you have to learn the fundamentals before you know when you can break the rules.