A staggering number of really bad graphs are drawn daily. Some are the fault of the designers but often the software used to produce the graph is to blame. Use the comment area or email me at ...

The finalists and the winner of the bad graph contest are announced. ... three-dimensional bar graphs and Venn pie-agrams. ... Example of a 3D Bar Chart from Excel.

The "point" of a pie chart is to show the relationship of parts out of a whole. Let's see how bad they are at the one thing they're ostensibly designed to do. Take a look at these three pie charts.

While 3D pie charts are problematic, one example where depth cues have been proven to help is network diagrams. This is a common chart type used, for example, for Twitter followers or President ...

Rule number 2: Put everything into one chart regardless. If you've got a lot to say, one chart probably isn't going to cut it. Take this example as proof. It ends up trying to say too much, and note ...

Labour has also struggled with scale when it comes to its graphs, as we saw in yesterday's resolution, and we showed off a few more bad practices in How to make bad charts in seven simple rules. It ...

The Guardian is outraged by a pie chart (Photo taken by Engadget) used by Steve Jobs at MacWorld to illustrate the iPhone’s marketshare, calling him the "king of snake oil salesman" due to its ...