London’s Population Profile in 1935

The graphic below shows the population of London across a number of transects overlain on the city’s underlying terrain. It was produced by Ordnance Survey in 1935 and is one of the few early examples I’ve seen of the organisation produci...


Population Lines: How and Why I Created It

Thanks to the power of Reddit the “Population Lines” print (buy here) I created back in 2013 has attracted a huge amount of interest in the past week or so (a Europe only version made by Henrik Lindberg made the Reddit front page). Ther...


Population Lines Print

I recently produced a map entitled “Population Lines”, which shows population density by latitude. The aim was to achieve a simple and fresh perspective on these well-known data. I have labelled a few key cities for orientation purposes b...


Connected States of America

Mobile phone data represent one of the “Big Data” frontiers due to their huge volume and the depth of behavioural insights they offer. One illustration of this is the MIT Senseable City lab’s “The Connected States of America&#...


R interface to Google Chart Tools

Hans Rosling eat your heart out! It is now possible to interface R statistics software to Google’s Gapminder inspired Chart Tools. The plots below were produced using the googleVis R package and three datasets from the Gapminder website. The first ...


Top 60 Chinese Cities

Cities are one of the many phenomena that follow a long-tailed distribution. In simple terms there are a few big cities and lots of small ones. The classic way of showing a long tailed distribution (and the method from which the name is taken) is to ...