Dealing with quad charts; Issue #348 October 13, 2015

For those of you not familiar with the term “quad chart”, it is a slide divided into four quadrants, as this example from NASA illustrates. (in case you are wondering, yes, that is the Comic Sans font because the template they use says that it should be the default...

Re-emergence of donut charts; Issue #347 September 29, 2015

Many data visualization experts like to rage against pie and donut charts. They make valid points about the mis-use of these charts by some presenters. But as I explained in my book Select Effective Visuals, pie and donut charts can be useful for showing how one...

Axis or data labels; Issue #346 September 15, 2015

On a graph that uses a measurement axis, like column, bar, and line graphs, one question that comes up is how the graph should be labelled. The default is to have the axis only. In my workshops I often show how data labels can help the audience more than the axis. One...

Avoiding “Are we there yet?”; Issue #345 September 1, 2015

In a recent workshop, the participants asked how to deal with something that often puts them on edge early in their presentation. In their presentations to senior management, they found that the executives interrupt them with questions after only a few minutes. This...

Data visualization in business; Issue #344 August 18, 2015

In the last 18-24 months I have been following the data visualization industry to learn more about creating visuals that communicate the key messages from analysis. I have learned a lot, and figured out how to use PowerPoint and Excel graphs to create some of the...