TED Radio Hour: How Things Spread

TED speakers explore the mysteries behind the many things we spread

On the NPR TED Radio Hour Sunday 13th of March 6pm

What makes an idea, a brand, or a behavior catch fire? This hour, TED speakers explore the mysteries behind the many things we spread:  laughter and sadness, imagination, viruses and viral ideas.

Neuroscientist Sophie Scott studies laughter, specifically its effect on our body and brain. She discusses laughter's contagious nature, as well as its role in maintaining social bonds.

Entrepreneur and blogger Seth Godin describes how the marketing of ideas has changed since the invention of sliced bread, as well as the type of ideas that stick in consumer's minds.

Host Guy Raz continues his conversation with entrepreneur Seth Godin, who shares the secrets that sell blenders, hot sauce, and a billion cups of coffee.

Entrepreneur and philanthropist Bill Gates stresses our dire need for a system that can take on the challenges of the next global health epidemic

Physician and social scientist Nicholas Christakis explains how face-to-face social networks and their structures influence behaviors and phenomena in human society and the natural living world.

We hear more from physician and social scientist Nicholas Christakis, who explains how mapping human networks might help predict behaviors. 

Historian Yuval Noah Harari explains how human imagination powered the growth and spread of homo sapiens around the world.

Listen back here