Category: data visualization

Last week, I was presenting at a conference and discussing the merits of animated visualizations vs. small multiples. On one of my slides, I presented the following chart that shows the total fertility rate (i.e., the average number of children …

Why did so many Japanese families avoid having children in 1966? Read More »

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Last Christmas, BMJ published a funny article exploring the mentions of positive and negative words in research abstracts over the past 40 years. I’ve recreated their research for two of the phrases below — “novel” and “unique.” Your eyes aren’t …

Spurious Extrapolations: Novel and unique research abstracts Read More »

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For this post, I’m going to test run a new post series called Spurious Extrapolations, where I extrapolate time series far beyond reason and envision what would happen if the trend continued. Let me know what you think of the …

Spurious Extrapolations: What if U.S. college tuition costs keep rising? Read More »

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Pie charts are the most widely berated chart in data visualization. Many articles have been written over the years describing why pie charts are bad, and why we should no longer use them. Even key members of the data visualization …

The correct way to use pie charts Read More »

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I’ve been a moderator of /r/DataIsBeautiful — one of the largest online communities dedicated to data analysis and visualization — for the past 2 1/2 years. During that time, I’ve reviewed thousands of data visualizations created by amateurs and professionals …

Why posts get removed from /r/DataIsBeautiful Read More »

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One of the most common questions that newcomers to data [science/visualization/analysis] ask is: “What tools should I use to create data visualizations?” While I always recommend learning design principles before tools, I thought I’d take a stab at answering that …

What data visualization tools do /r/DataIsBeautiful OC creators use? Read More »

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Earlier this week, a Reddit user shared a fascinating animated data visualization showing the MLB home run leaders from the past 200+ years. I found this visualization especially interesting because it was one of the few examples where I’ve seen …

Major League Baseball home run leaders, 1871-2016 Read More »

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Last year, the vaccination debate was all the rage again. “Pro-vaxxers” were loudly proclaiming that everyone should get vaccinated and discussing the science behind it, and “anti-vaxxers” were casting their doubts and still refusing to get vaccinated for personal reasons. …

Revisiting the vaccine visualizations Read More »

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For the past 7 years, I’ve been a fan of MMA, and especially the larger Ultimate Fighting Championship events that take place around the world. For the uninitiated, MMA fights pit two professional fighters against each other who often have …

Analyzing MMA: The Ultimate Fighting Championship Read More »

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A couple months ago, I made an initial foray into understanding the usage patterns of Indego, Philadelphia’s new bike share system. This month, I thought it’d be a fun exercise to revisit that data set to see if I could …

Visualizing Indego bike share usage patterns in Philadelphia (Part 2) Read More »

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