David McCandless does not like pie charts. “When I see a default [Powerpoint template] pie chart, I sag internally,” he admits. And for good reason. McCandless is a data journalist and “information ...

Here’s a chart that’s a little disturbing: The interactive graphic above, created by biotechnologist David Taylor and appearing first on his data-visualization blog, illustrates how common and deadly ...

Pie charts should be converted into accessible tables. It is not necessary to describe the visual attributes of the charts, e.g., red wedge, blue lines, etc., unless there is an explicit need such as ...

Excel’s chart features can turn your spreadsheet data into compelling visual communications—if you know what to do. This guide will walk you through the basics of setting up trends, percentages, ...