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Why do people make so many bad charts?

I refuse to believe that a moderately clever person makes a 3D chart to get better insights from the data. The real reasons behind this behavior have nothing to do with data visualization, and impression [...]

By | November 8th, 2011|Categories: 14 Effective design, Design|Tags: |9 Comments

Data Visualization Bimbos

Do you know that, according to Amazon, Tufte's Envisioning Information is a best seller book in Design and Decorative Arts? This man fights all his life against decoration and one of his best books ends up [...]

By | September 27th, 2011|Categories: 14 Effective design, Design|Tags: |24 Comments

My Personal Data Visualization Library

There are many approaches to data visualization. Take well-know authors like Tufte, Cleveland, Ware, Few, Bertin or McCandless. There is some overlap, but they all approach data visualization from a different angle. That's great news [...]

By | July 21st, 2011|Categories: 18 Books and authors, Authors and Books|Tags: |13 Comments

Beautiful but Terrible Pyramids: Tableau Edition

Well, here is my first chart in Tableau, finally! After publishing my experiments with population pyramids (using Excel), I thought I could try Tableau Public with the same dataset from the US Census Bureau. Here [...]

By | July 12th, 2011|Categories: 11 Chart types: change over time, Chart Types|Tags: , |11 Comments

Beautiful But Terrible Population Pyramids

These are the population pyramids (and half-pyramids...) of some more or less randomly selected countries. Each series displays population by age group (both sexes) in a given year, from 1981 (darker color) to 2050 (lighter [...]

By | July 4th, 2011|Categories: 11 Chart types: change over time, Chart Types|Tags: , |35 Comments

Change Bad Charts in the Wikipedia

Corporate annual reports and the Wikipedia are two great resources to find really bad charts. We can't do much about corporate reports, but we can actually change the Wikipedia articles. So, here is an assignment [...]

By | June 29th, 2011|Categories: 14 Effective design, Design|Tags: , |11 Comments