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Practice with our AI Coach →The Biggest Data Visualization Mistakes (and How to Fix Them)
Avoid the most common data visualization mistakes — from 3D charts and truncated axes to rainbow palettes and overloaded pie charts. Learn what to do instead.
February 26, 2026
Small Multiples, Sparklines, and Other Underused Chart Types
Go beyond bar and line charts. Learn how advanced chart types like small multiples, sparklines, bump charts, and slope graphs can reveal patterns your audience would otherwise miss.
February 23, 2026
Before and After: Data Visualization Makeovers That Work
See real-world data visualization makeover examples that transform cluttered charts into clear, compelling visuals. Learn the design principles behind each redesign.
February 20, 2026
Color in Data Visualization: A Practical Guide
Learn how to use color in data visualization effectively. This practical guide covers sequential and diverging palettes, colorblind accessibility, and cultural considerations for better charts.
February 17, 2026
How to Design Charts That Tell a Story (Not Just Display Numbers)
Learn chart design for storytelling with practical techniques for annotations, callouts, color highlighting, and sequencing that transform basic charts into persuasive narrative visuals.
February 14, 2026
Bar Charts, Line Charts, and Beyond: When to Use Each Chart Type
A comprehensive guide to types of charts for data visualization. Learn when to use bar charts, line charts, pie charts, scatter plots, and more with real-world examples and best practices.
February 11, 2026
15 Data Visualization Best Practices for Clear Communication
Master 15 data visualization best practices that turn cluttered charts into clear, compelling communication. Actionable design principles you can apply today.
February 8, 2026
How to Choose the Right Chart for Your Data
Learn how to choose a chart type that fits your data and message. This decision guide walks you through comparison, trend, composition, and distribution scenarios.
February 5, 2026
Practice with AI
Apply what you learn in real-time with our AI Coach. Get feedback on your data stories instantly.
Open AI Coach →Team Training
Bring data storytelling skills to your entire organization. DataStoryAcademy offers workshops and on-site training.
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