Data Visualization

Mental Models

Whenever I teach my “data visualization best practices” courses, I always include an introductory overview about mental models – an explanation of a person’s thought process about how something works in the real world. I do this because understanding mental … Continue reading

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Red, Yellow, Green… Save It For The Christmas Tree

Listen up folks… it is time for a red, yellow, green color intervention of the most serious kind. The use of red, yellow, green to indicate performance on your reports and dashboards has reached a crisis level and can no … Continue reading

Posted in Communicating Data to the Public, Data Visualization, Design Basics, Know Your Audience, Newsletters, Using Color | Leave a comment

Twitter Me This

Time for a confession: I’ve been a Twitter skeptic from day one. Even though I understand how it works (140-character electronic updates – “Tweets” – that people post for their followers – friends, family, political junkies – and that fill … Continue reading

Posted in Communicating Data to the Public, Data Visualization, Newsletters | 1 Comment

Raising the Bar on Stacked Bar Charts

Unfortunately, and more often than is good for my mental health, I encounter data being ineffectively displayed in stacked bar charts. Which phenomenon leads to my “Question of the Day”: When should we present our healthcare data in a stacked … Continue reading

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