How Culture Evolves Over Time
Culture evolves through transmission from parents, innovation when someone tries new behavior, and selection when successful behaviors spread.
June 2025
May 2025
What Is Moral Progress?
Moral progress means expanding ethical consideration and reducing suffering over time. Challenges include defining progress and handling cultural...
April 2025
Norm Drift Explained
Norms shift gradually through technology changes, generational turnover, external shocks, and influential actors modeling new behavior patterns.
December 2024
Minority Influence: How Small Groups Change the World
Minority Influence research shows how consistent, committed minorities can change the attitudes of majorities — often through deeper, more lasting...