Two Alternatives to Using a Second Y-Axis

Two Alternatives to Using a Second Y-Axis

Almost as often as I see a pie chart with a hundred tiny slivers, I see line graphs using two y-axes. And it is just as bad. Graphs like this appear in every industry, everywhere I consult all around the globe. Using two y-axes is not a great idea because it gets...
Data Nerd Holiday Swag

Data Nerd Holiday Swag

One of the smartest branding moves is to keep yourself top-of-mind with clients when you aren’t in the throes of discussing contract details. The new year is a perfect opportunity to remind your clients that you are both fun AND serious about data. I send a...
Qualitative Chart Chooser

Qualitative Chart Chooser

Hi. Hey there. Having a rough day? I have something to make it a little brighter. It’s my associate, Jennifer Lyons, with a qualitative chart chooser. ———————————- Visualizing qualitative data is...
Election Night Trap Map

Election Night Trap Map

Since none of us can escape election coverage, no doubt you’ve seen voter and poll data displayed on some unusual maps. 538 is showing electoral votes as a hex map (made up of hexagons) and the Wall Street Journal did the same as a tile map (made up of tiles, or...
Updated Data Visualization Checklist

Updated Data Visualization Checklist

Tweaked and clarified, here is the updated Data Visualization Checklist. Ann and I adjusted 5 of the checkpoints. Text size is hierarchical and readable Titles are in a larger size than subtitles or annotations, which are larger than labels, which are larger than axis...