Pie charts are one of the most overused graphs in the world and in most cases are not the best way to present data. They often distort the information and make it more difficult for decision-makers to understand the messages they contain.
Okay, they are not really evil but I’d go so far as to say that in the vast majority of cases the pie deserves to be banned from the boardroom. (Unless it’s the edible variety.)
If you’re interested in making better presentations, reports and dashboards, then one simple way is to eliminate pie charts from your repertoire. Here’s why.