Mechanical calculators are fascinating. I may have gone down a few rabbit holes on this topic earlier this year, and acquired a few. As a little celebration of the end of this year, and to start the new one, I’m creating a small series of videos about them and releasing one each week.
eagereyes
Visualization and Visual Communication
Main Content
eagereyesTV: Chart Appreciation, What’s Really Warming the World
Line charts – they’re not the most glamorous. And yet, they can be used to tell a compelling story about global warming. In this video, I talk about what I consider a modern classic of data journalism, What’s Really Warming the World by Eric Roston and Blacki Migliozzi: how it works, how it’s structured, and why it works so well.
All (Line) Charts are Wrong, But Some Are Useful
Line charts are one of the most common and useful charts out there. But why draw straight lines between the data points? They almost never represent what the data is actually doing, no matter if the data is single observations or aggregated over time. How do line charts actually work, and what do they imply […]
eagereyesTV: Index Charts, Part 2: Chopping Up and Folding the Time Axis
I covered the more commonly known value index charts in my my last video on index charts, this one is about indexing on the horizontal, or time, axis. It’s kind of fascinating how you can fold the time axis to get a better view of your data. I show how it works and walk through […]
Starter Pack
Some essentials to get you started on this site.
ZIPScribble Map
What happens when you connect all the ZIP codes in the U.S. in order? It's a surprising and interesting pattern. Explore yourself!
Pie Charts
Think you know pie charts? Here's an overview, tips&tricks, and cutting-edge research on the chart everybody loves to hate.
Techniques
Bar charts, pie charts, parallel coordinates, Venn diagrams, … What are they? How do they work? Which one do you use for what?
Papers
When I publish scientific papers, I write about them here. There's research on visualization techniques, perception, and other topics.
Calendar
eagereyes has been around for a bit! This interactive calendar lets you explore more than ten years' worth of content.