Darin Myers at PGi was kind enough to send over an analysis of a chart using the Trifecta Checkup framework. I'm reproducing the critique in full, with a comment at the end. *** At first glance this looks like a...
New York Times columnist Floyd Norris published a set of charts purportedly to show that the housing market in the U.S. is on the mend. Not so quick Floyd. His theory - originating from an economist at Hanley Wood, a...
Carl Bialik used to be the Numbers Guy at Wall Street Journal - he's now with FiveThirtyEight. Apparently, he left a huge void. John Eppley sent me to this set of charts via Twitter. This chart about Citibike is very...
Note: If you are here to read about Google Flu Trends, please see this roundup of the coverage. My blog is organized into two sections: the section you are on is about data visualization; the other section concerns Big Data...
The financial media, ranging from Wall Street Journal to Zero Hedge, blogged about the geographical distribution of U.S. millionaires. The stories came with a map, and in the case of the latter, two data tables ranked by ascending and descending...
Flowing Data has been doing some fine work on the baby names data. The names voyager is a successful project by Martin Wattenberg that has received praise from many corners. It's one of these projects that have taken on a...
On Twitter, Joe D. disliked the following chart on the Information is Beautiful blog: *** The chart carries a long list of flaws. The column labeled "%" is probably the most jarring. The meaning of these numbers changes with the...
One piece of advice I give for those wanting to get into data visualization is to trash the defaults (see the last part of this interview with me). Jon Schwabish, an economist with the government, gives a detailed example of...
Reader omegatron came back with another shocking instance of a pie chart: Here is the link to the AVERT organization in the U.K. that published the chart and several others. For the umpteenth time, the pie chart plots proportions. All...
Nick C. on Twitter sent us to the following chart of salaries in Major League Soccer. (link) This chart is hosted at Tableau, which is one of the modern visualization software suites. It appears to be a user submission. Alas,...