Data Visualization Basics
How to decode charts honestly, recognize scale tricks, and pair visuals with clear written context.
Subtopics to explore
- Bar and line charts
- Axes and units
- Small multiples
- Accessibility in presentation
Guides
Key glossary terms
Curated resources
- CDC public health data basics (opens in new tab)
How public health agencies publish and explain surveillance metrics.
- U.S. Digital Service design principles (opens in new tab)
Accessible presentation patterns that pair well with clear data communication.
- UN Data portal (opens in new tab)
International indicators useful for practicing chart reading across topics.