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Discover the principles of effective data visualization in this comprehensive talk by David Giard at NDC London 2025. Learn how to make your data meaningful and understandable through the lens of Yale professor Edward Tufte's influential guidelines. Explore what elements to include, remove, and avoid in charts, graphs, maps, and other data representations to create impactful visualizations. Gain practical insights on applying these visualization principles to your own data, helping you transform complex information into clear, compelling visual stories that resonate with your audience or end users.
