"What Science Says Makes You Happy vs. How You Actually Spend Your Time" - 3M happiness measurements mapped against Bureau of Labor Statistics time-use data, visualised as a diverging butterfly chart.
Data: Mappiness project (LSE, 3M+ real-time happiness observations from 60K people) for happiness scores. American Time Use Survey 2024 (BLS) for time spent.
Social media time from Pew Research 2025. Tool: Google Sheets + D3.js. Interactive version available. #education source