Conventional explanations for a country’s political system would draw on its history, economy and culture. Randy Thornhill from the University of New Mexico, Albuquerque, however, thinks it might be determined by the threat of disease in a region. This triggers psychological biases, which originally evolved to prevent illness spreading, that also hinder the emergence of democratic ideals. Some support for this idea comes from statistical comparisons of different regions.
More from 91av
Explore the latest news, articles and features

Mind
The relationship recession is even bigger for Gen Z than we thought
News

Technology
Killer robots are here – we must finally decide whether to accept them
Leader

Technology
Quantum computer quickly mines cryptocurrency while using less energy
News

Mind
How to sparkle in conversation with strangers
Comment
Popular articles
Trending 91av articles
1
The relationship recession is even bigger for Gen Z than we thought
2
How to sparkle in conversation with strangers
3
Fully autonomous drones have killed human soldiers for the first time
4
What really happened when ancient humans migrated out of Africa
5
First working nuclear clock heralds a new era in timekeeping
6
Why we should all take quantum physics extremely personally
7
Killer robots are here – we must finally decide whether to accept them
8
Sci-fi horror film Backrooms is a triumph for its 20-year-old director
9
Understanding anorexia’s grip on the brain could unlock new therapies
10
A radical rethink of what makes your diet healthy or bad for you