Happy Halloween! I hope you get lots of candy! Michael

Readers: This was something I saw in kdnuggets.com. It is from Dr. Michael L. Brodie (CSAIL, MIT) and was originally published in June 2014. Dr. Brodie discusses the first law of data science, the role of data curation in Big Data analysis, and Thomas Piketty economic theories. This excerpt is from the forthcoming article by […]

Retreat! Since Minard’s map is in French, I have provided an English language version for us to use as we discuss the flow of Napoleon’s retreat in detail. [10] Retreat from Moscow, October 18, 1812 [11] After Napoleon’s victory at Borodino led to the French capture of Moscow, Prince Mikhail Kutuzov’s Russian army retreated to Tarutino, south and slightly […]

DataViz History: Edward Tufte, Charles Minard, Napoleon and The Russian Campaign of 1812 – Part 5 Charles Minard’s Flow Map of Napoleon’s Russian Campaign of 1812 The chart above also tells the story of a war: Napoleon’s Russian campaign of 1812. It was drawn half a century afterwards by Charles Joseph Minard, a French civil engineer […]

Did the index (or first) case of the Broad Street Pump outbreak live at 40 Broad Street, close to the pump? Reverend Henry Whitehead thought so after a detailed investigation of cholera cases in 1854 following the outbreak. [SOURCE] The woman living at 40 Broad Street (Sarah Lewis, wife of police constable Thomas Lewis) lost […]

From the Twitter hashtag #dataviz, I saw this in my Twitter feed yesterday. An interesting example where correlation does not really equate to causation. Or does it? In either case the world is a better place.