Contrarian friend Gus Reed doesn't think altitude maps add much to our understanding of complex social issues: These graphs don't meet the minimum standard for clarity. Your pal Edward Tufte would be appalled. What is the scale of the z-dimension? Are we to suppose that the high peak for narcotics is on the same scale as the high peak for prostitution? Absolute numbers? Percentages? Logarithmic? I'm suspicious that McCune is mixing his units. And I don't like the fundamental assumption that it's OK to smooth this kind of data. Consider the three hills of...

15 June, 2010

Doug McCune uses San Francisco Police Dept. crime reports to map crime in that city as altitude. Narcotics: Prostitution: Various criminal activity: What would an altitude map of Halifax crime look like? Or better still, a North American altitude map of multiple sclerosis, a disease that concentrates in northern latitudes (with Nova Scotia a likely mountain range)? Any data-and-graphics-savvy medical researchers out there want to take this on? Hat tip: Flowing Data....

14 June, 2010

Advocates of the Genuine Progress Index argue that traditional measures of our economic health, mainly the Gross Domestic Product (GDP), mislead us by mixing up good spending (on the likes of lobster, turnips, and bicycles) with bad (on oil spills, crime, and car crashes), and because it fails to account for depletion of natural resources. Those critiques, while valid and important, don't completely obviate the relevance of GDP. A new chart from Gapminder (previously mentioned in one of my all-time favorite Contrarian posts), shows that higher GDP per person equals longer life: The trend is unmistakable, and at first glance, the...

04 June, 2010

Nature by Numbers, a four-minute film by Spanish graphic artist Cristóbal Vila, explores the natural world's use of Fibonacci's number, the golden ratio, the golden angle, the Delaunay Triangulation, and Voronoi Tessellations. Very cool. If you know a math teacher, send her the link. View HD version here. Hat tip: FlowingData.com....

12 May, 2010

Danish design student Julian Hansen offers an infographic to guide us through an increasingly common task: choosing just the right typeface. Click the image to bring up an enlargeable version....

21 April, 2010