How can we induce people to look after their health?

Answer any two essay questions;

1. How can we induce people to look after their health?

2. How do societies create effective and resilient institutions, such as governments?

3. How can humanity increase its collective wisdom?

4. How do we reduce the ‘skill gap’ between black and white people in America?

5. How can we aggregate information possessed by individuals to make the best decisions?