Learning

Tips, tutorials, resources, and courses to help you make beautiful and useful charts. Get unlimited access as a member.

Courses

Learn how to visualize data from start to finish.

Visualization for Clarity

Help people understand what data has to say, because it rarely speaks for itself.
Learn how to get from spreadsheet or CSV file to polished graphics to present to an audience. It’s not about the tools. It’s about process.

Mapping Geographic Data in R, with ggplot2

Make great maps with a familiar tool.
Get step-by-step instructions on how to work with geographic data and make different kinds of maps.

Visualization in R

Start with the basics, and then work your way up to more advanced methods.
This four-week course walks you through the essentials of visualizing data in R. Familiarize yourself with the language, quickly make plots, and build your own.

Visualizing Time Series Data in R

See and find the changes in your data.
Everything you need to know to see and show patterns over time, from basic chart types to the more advanced.

Mapping Geographic Data in R

Make maps for spatial analysis and communication.
There are many ways to map geographic data in R, and with all the packages available, it can seem like a hodgepodge of items with no clear spot to begin. This doesn’t have to be the case.

The Process See All →

The weekly newsletter for members, for a closer look at how the charts get made.

Does the data make sense?

When you analyze data, there are times when a trend, pattern, or outlier jumps out and smacks you in the face. Or, you might calculate results that seem surprising. Maybe they’re real, but maybe not.

Staying in the Generative Loop

Maybe one day AI tools will be advanced enough to process a random dataset and produce valuable insights that incorporate the context of the real world. That day is not today.

From Data to Finished Graphics

Knowing what’s next can help you work through a tedious step, because you know it’ll be worth it.

Visualization Tools and Learning Resources, April 2024 Roundup

Here are the useful tools and resources that came out of April.

Chart Options When the Differences are Small But Worthwhile

Small changes over time or small differences between categories can easily look insignificant, even if they’re worth noting in real life. Here are chart options for you.

Histograms for Regular People

People need a sense of how distributions work before they can make sense of a histogram. Here’s how I (try to) make these misunderstood charts easier to read.

Letting the Data Play Through

Show all the data at once so that you can see a full trend efficiently, but show a bit at a time and show how the data builds.

Visualization Tools and Learning Resources, March 2024 Roundup

I collect visualization tools and learning resources and then round them up at the end of each month. Here’s the good stuff for March.