"A PRACTICAL GUIDE TO HELPING BUSINESS LEADERS"
DUNCAN NIEDERAUER, NYSE EURONEXT
"TIMELY, ACCURATE AND UNDERSTANDABLE"
ERIC KELLER, KLEINER PERKINS CAUFIELD BYERS
"THIS IS A BOOK THAT BADLY NEEDED TO BE WRITTEN"
HARRY KELLOGG, SILICON VALLEY BANK
From the desk of Randall Bolten
"Over my 20 years as a Silicon Valley CFO, it became increasingly clear to me that communicating clearly, eloquently, and effectively is just as important for numbers as it is for words and ideas. And the people who practice that skill (and art) well are incredibly rare."
8 Feb
Oh, No! My Pie (Chart) Hits the Wall!
My last blog looked at how U.S. federal government outlays were distributed in 2015 – one of the few situations I’ve found where a pie chart actually works! But taking a deeper look at the issue, and especially considering federal spending trends over time, we’ll see that pie charts are severely limited. We need a better presentation approach, and in the process we’ll come face-to-face with the limitations of data visualization.
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30 Jan
At Last! A Pie Chart That Actually Says Something Important!
You know how much I hate pie charts – in my book, "Painting with Numbers," using a pie chart is Deadly Sin #10. But occasionally – very occasionally – a pie chart tells an important story. Current federal government spending is such an example – let’s learn something about federal spending AND get some insight into the ugly, the bad, and the good of data visualization.
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