Chapter
How Airport Networks Affect Epidemics
36:50 - 46:06 (09:15)
The airport network is a degree disassortative network, meaning unpopular people are connected to popular people and vice versa. This network can lead to a larger epidemic because the first infected person is likely to be connected to a highly connected, popular person who can easily spread the virus to others.
Clips
Matthew Jackson explains how humans evolved to have one or two best friends, and how this influences the mathematical structure of our social networks.
36:50 - 40:42 (03:52)
Summary
Matthew Jackson explains how humans evolved to have one or two best friends, and how this influences the mathematical structure of our social networks. He believes that natural selection has played a role in shaping the networks we create.
ChapterHow Airport Networks Affect Epidemics
Episode#085 - Professor Nicholas Christakis - How Evolution Shaped Our Societies
PodcastModern Wisdom
In the airport network, unlike human social networks, degree disassortativity leads to a higher chance of spreading epidemics.
40:42 - 46:06 (05:23)
Summary
In the airport network, unlike human social networks, degree disassortativity leads to a higher chance of spreading epidemics. This is because popular people in degree assortative networks spread the disease to other popular people, whereas in degree disassortative networks, it spreads from unpopular people to the most popular people, ultimately infecting more individuals.