There is not much of a story in the expected evolution of US population, according to the United Nations estimates and projections (1950-2100): (You’ll see in a moment why there is a vertical line in 2005.) Things get a little more interesting if you split population by
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If you want to make a choropleth/thematic map in Excel without programming perhaps conditional formatting is all you need. Here is how to do it: Select a few hundred columns and rows; Set width and height to 3 (more or less, depending on the resolutions you want);
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It’s very simple, really: you do not compare proportions in a pie chart. Because a pie chart is not a comparison chart, it’s a part-to-whole chart. When you do this: what you really want to do is to compare each slice to the whole, like this: because,
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(click to enlarge) I have a single and very simple resolution for 2013: make more charts. Simple charts, just to play with the data. Here is the first one. I like scatter plots with a time dimension, even though data points often look like drunken sperm. When
Read more →We (datavis folks) like to believe that one of the key advantages of charts over tables is that charts are much better at providing context, displaying patterns and so on, while a tables “merely” gives you the exact value. Fortunately, life is not that simple. Many people
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I’ll assume that you are not paid for your artistic skills. You’re a mere mortal in a corporate environment, trying to make sense of your data and making rational decisions if possible. You make charts all the time, but you don’t really know if this new “data visualization”
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Most users love Excel, non-users hate it. When it comes to data visualization, Excel is generally dispised, except by those that have to make dozens of charts every single day. I call this the Excel Stockolm Syndrome. These are the forsaken data visualization users that keep making 3D
Read more →I spent the last two weekends among kings and witches, foxes and wolves, dumb men and devious women, visiting castles in Scotland and villages in Africa. Two weekends of great storytelling. One little thing bothered me, though. Explicitly or not, many stories ended with the words “and
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Here is the percentage of people at risk of poverty or social exclusion in the European Union and a few other countries: We are going to resist the urge to identify them and use our preconceptions against them. Let’s dig deeper instead. Some groups are more exposed
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