There are a lot of R packages, which is why before I implement…
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How to Make an Animated Map in R, Part 4
In the the last part of the fourpart series, you make a longer animation with more data and annotate.

Interpolate your data for animation in R
The tweenr package in R, by Thomas Lin Pedersen, helps you interpolate data…

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Transitioning Map, Part 3: Animate Change Over Time
How to make a bunch of maps and string them together to show change.

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Transitioning Map, Part 2: Refining the Format and Layout
How to make a more readable and more visually accurate map, before you dive into the big transitions.

Majority minorities
We saw the changing percentage of white people in the United States and…

R graph gallery
One of best ways to learn visualization in any given software is to…

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Transitioning Map, Part 1: Mapping Irregular Data with Interpolation in R
Rarely do you have evenlyspaced data across an entire geographic space. Here is a way to fill in the gaps.

Interactive charts in R
Interactive charts in R are still soso, but if you don’t mind giving…

Tilegrams in R
Last month Pitch Interactive launched an online tool for tiled cartograms, or tilegrams…

Learning R Versus d3.js for Visualization
For those who work with R and d3.js, the differences between the two…

How to Visualize Proportions in R
There are many ways to show parts of a whole. Here are quick oneliners for the more common ones.

How to Make Beeswarm Plots in R to Show Distributions
Try the more elementbased approach instead of your traditional histogram or boxplot.

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How to Make Square Pie Charts in R
Instead of traditional pie charts that rely on angles and arc lengths to show parts of a whole, try this easiertoread version.

R in the data journalism workflow at FiveThirtyEight
R has found its way into a good number of news groups who…

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Annotating Charts in R
Let the data speak for itself they say. That doesn’t work a lot of the time, and when that happens, you need to explain.

5 Tips for Learning to Code for Visualization
Here are some tips to get you started, based on my own experiences with R, and more recently, the JavaScript library d3.js.

A Course for Visualizing Time Series Data in R
Learn to visualize temporal patterns in a couple of days.

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Drawing Lines and Segments in R
Show connections and changes over time with start and end points.

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Drawing Circles and Ellipses in R
Whether you use circles as visual encodings or as a way to highlight areas of a plot, there are functions at your disposal.