Data Visualization

Data visualization blogs

Context, color and animation: a nice effort

April 18, 2017
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Context, color and animation: a nice effort

What made this infographic from South Carolina Ports is the choice of contextual comparisons. The simple animation also helps. (Original here if the animated gif isn't working.) The random colors mean nothing but they did make me look at the...

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Light entertainment: is it safe for our eyes?

April 14, 2017
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Light entertainment: is it safe for our eyes?

There is a brewing controversy over ads shown on video websites. Because of the automation, and generally opacity of the online advertising market, advertisers sometimes find their ads next to undesirable content, such as extremist videos. This chart analyzes the...

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Confuse, confuses, confused, confusing

April 13, 2017
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Confuse, confuses, confused, confusing

Via Twitter, @Stoltzmaniac sent me this chart, from the Economist (link to article): There is simply too much going on on the right side of the chart. The designer seems not to be able to decide which metric is more...

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Huge Percentages Are Meaningless

April 12, 2017
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Huge Percentages Are Meaningless

Percentages are incredibly useful when talking about how something is a part of something larger: this many percent tax, that many percent of people are unemployed, etc. When percentages are much larger than 100, however, they lose their meaning and their usefulness. Unfortunately, they seem to be increasingly common. Here are a few examples of […]

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Attractive, interactive graphic challenges lazy readers

April 5, 2017
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Attractive, interactive graphic challenges lazy readers

The New York Times spent a lot of effort making a nice interactive graphical feature to accompany their story about Uber's attempt to manipulate its drivers. The article is here. Below is a static screenshot of one of the graphics....

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How Do We Know That? – Video of My Talk at UW

April 5, 2017
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How Do We Know That? – Video of My Talk at UW

I gave a talk at the University of Washington a few weeks ago. This is an extended version of my BELIV paper An Empire Built on Sand from last year, with more examples and a lot more jokes. You'll learn about various things we know and don't know about visualization, and also whether spinach and carrots actually […]

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What does lying politicians have in common with rainbow colors?

April 4, 2017
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What does lying politicians have in common with rainbow colors?

Readers in Charlotte, NC: I am coming your way on April 19. Drop by and say hi. More info on my lecture here. *** Daily Kos printed this chart about the lies that candidates told: (see original here) This is...

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Light entertainment: Colorful circle of life

March 28, 2017
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Light entertainment: Colorful circle of life

World Economic Forum can do better than this...

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Visualizing citation impact

March 23, 2017
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Visualizing citation impact

Michael Bales and his associates at Cornell are working on a new visual tool for citations data. This is an area that is ripe for some innovation. There is a lot of data available but it seems difficult to gain...

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Your charts need the gift of purpose

March 21, 2017
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Your charts need the gift of purpose

Via Twitter, I received this chart: My readers are nailing it when it comes to finding charts that deserve close study. On Twitter, the conversation revolved around the inversion of the horizontal axis. Favorability is associated with positive numbers, and...

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