The 5 Golden Rules of Data Visualization
Bad data visualizations are not just ugly. They are dangerous. A bad data visualization doesn’t just look unprofessional. It can make a good decision look bad, a small change look dramatic, or a serious problem look harmless. And the worst part? Most misleading data visualizations are not created by people trying to manipulate others. They are created by normal people who made small design mistakes. The data may be correct. The conclusion may be wrong. Because the visualization is wrong. Data visualization is not decoration. It’s decision-making. If a visualization is confusing, misleading, or hard to read, it is not a design problem ,it’s a communication problem. Over the years, a few fundamental principles have emerged from the work of people like Edward Tufte, Stephen Few, Alberto Cairo, and many others. If you follow these principles, your visualizations will already be better than most of what people see in reports, dashboards, and presentations every ...