This week I decided I wanted to experiment with Slope Charts. The slope chart is the line chart’s fraternal twin. Line charts display three or more points in time while slope charts display exactly two points in time. Defined by Edward Tufte in his 1983 book The Visual Display of Quantitative Information, this type of […]

Readers: This is something I have been meaning to post for a while. I think all of you Minard Map lovers, Data Visualization historians, KANTAR fans, and history buffs will find this really exciting. As many of you are aware, in 1869, retired French civil engineer Charles Joseph Minard documented and then summarized eyewitness accounts, […]

Readers: I have discussed the use of Pie Charts and the Parts-to-Whole Relationship in a previous blog post. In that post, I noted some thoughts from Dr. Robert Kosara (photo, right). Dr. Kosara is a research scientist at Tableau Software. His focus is on the communication of data through visualization and visual storytelling. Robert is […]

Readers: I am preparing a presentation at work on Charles Joseph Minard’s map of Napoleon’s Russian Campaign of 1812. I have taken the largest version of the map I could find and added some annotations noting why Edward Tufte, in his seminal book, The Visual Display of Quantitative Information, calls Minard’s Napoleon map one of the “best statistical […]

Readers: I am hosting Tableau training this week at work. It is always a good feeling watching the newbies working with Tableau and getting excited about how easy and fun it is to be able to visualize their data. Since I never had any formal training with Tableau, I have been sitting in the class […]

One of the most famous maps incorporating time was created in 1861 by Charles Minard, a French Engineer.  The map and chart, entitled, “Carte figurative des pertes successives en hommes de l’Armée Française dans la campagne de Russie 1812-1813″, brilliantly illustrated the march to and from the Polish-Russian border to Moscow by Napoleon’s army and was profiled […]

Readers: My BI world is changing a bit as I move more towards using Cognos and Tableau at work. In particular, I have a lot of status reports and dashboards to create for my leadership and I have been doing these mostly in Tableau. I had a situation recently where I wanted to create a small […]