Data Presentation Tips

When we present data in a report or spreadsheet we often use some type of graph or chart to make the information clearer to understand. Unfortunately, using the wrong type of presentation can confuse the reader. Consider these data: And these two presentations: Intuitively, the second seems easier to read, but why? The first is […]
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Deepfakes: Beauty and Ugliness

This whole deepfake thing has me concerned and bordering on frightened. And I’m not the only one. I wrote earlier about how neural networks can make realistic-looking faces. They are getting better. A whole collection of the faces is now available for free. These are faces of people who do not exist at all. Samsung […]
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Make Google Docs (G Suite) More Powerful With Plugins

Some organizations are using Google’s G-suite as an enterprise solution for office productivity tools. The reasons are many, but the volume is too many to ignore. I use it for some personal documents, particularly ones I want to share with others. Microsoft Office, OpenOffice, LibreOffice, and the G-suite tools all have plugins or add-ons available […]
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Happy Safer Internet Day

Today is Safer Internet Day. While Learning Tree International is not an official sponsor nor national partner, we support the effort. As part of that support here are some ways you can help foster their 2020 mission of “Together for a better internet”. While Safer Internet Day is focused on younger net users, most readers […]
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How to Protect Yourself From SIM Swapping Attacks

Two-factor authentication is rapidly becoming a “must-do” in this era of rampant cyber threats. I’ve discussed and encouraged two-factor authentication here and in Learning Tree’s cyber security introduction course. But it must be done correctly. Two-step and two-factor authentication Some organizations use hardware tokens that display numbers that change every thirty seconds or so. Apps […]
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