Prompt

Create effective data visualizations that communicate insights clearly:

**Visualization Selection:**
1. Chart type selection matrix
2. Audience consideration
3. Data-to-ink ratio
4. Color theory application
5. Interactive elements

**Design Principles:**
- Gestalt principles
- Visual hierarchy
- Accessibility standards
- Mobile responsiveness
- Performance optimization

**Tool-Specific Guidance:**
- Tableau best practices
- Power BI optimization
- D3.js custom visuals
- Python visualization
- R ggplot2 mastery

Data type: {INSERT DATA TYPE}
Key message: {INSERT MESSAGE}