What does a pianist look at while playing? Put a pair of eye tracking glasses on a professional while he plays. Then compare to a student.
Pianist eye tracking
Real Chart Rules to Follow
There are rules—usually for specific chart types meant to be read in a specific way—that you shouldn’t break. When they are, everyone loses. This is that small handful.
Unemployment in America, Mapped Over Time
Watch the regional changes across the country from 1990 to 2016.
Visualizing the Uncertainty in Data
Data is an abstraction, and it’s impossible to encapsulate everything it represents in real life. So there is uncertainty. Here are ways to visualize the uncertainty.