Making colors and groups come alive
How to use color effectively in a dataviz
numbersense
Statistical reasoning in sports
Mulling over some of the causal reasoning in Olympics coverage
Know your data 39: everyone's doing it
The USPS sends some data out, just like everyone else
Know your data 38: the script of the data leak theater
Kaiser ventures into the data leak theater.
Know your data 37: one billion passwords
What one billion stolen passwords tell us
A paradox of big data
Kaiser tries the new subway card.