Latest posts

 

Clues to indicate diagrams; Issue #439 May 14 2019

Participants in my customized workshops often find the makeovers I’ve done of their own slides the most impactful part of the session. The makeovers demonstrate how the ideas apply to the presentations they create and deliver. How do I know when to select a specific...

For complex topics, give context first; Issue #437 April 16 2019

How do you present a complex topic that may be hard for the audience to understand? Don’t follow two common pieces of advice. Don’t try to make your topic simple, as some would advise. Complex and simple are opposites. If you have a complex topic, it will always be...

“Torn paper” look for non-zero axis; Issue #436 April 2 2019

In my Twitter feed I saw a number of well respected data visualization experts liking a recent article by RJ Andrews for the Data Visualization Society. In it he talks about the issue of starting the axis of a graph at a value other than zero. This is a common topic...

Showing future differences; Issue #433 February 19 2019

Showing future differences; Issue #433 February 19 2019

When we want to show the impact of a proposed change, one of the ways we can do it is to show a line graph of the current state and the proposed state with a shaded area between the two to emphasize the difference. This is much better than the default table of values...

Comparing only one value to a standard; Issue #432 February 5 2019

Comparing only one value to a standard; Issue #432 February 5 2019

When you want to compare values to a standard, such as comparing output in various production plants to the goal, a dashed line on a column graph is a good visual to use. The dashed line runs across the graph and it is easy to see if each column is above or below the...

Showing difference with diverging bars; Issue #431 January 22 2019

To see how well we are doing in the current year, we compare this year’s results to last year’s results and to the budget we set at the start of the year. Too often presenters show a spreadsheet of the numbers and expect the audience to figure out the result. My...