Play the Live Stream or select a Podcast to play
0:00
0:00
0:00
0:00
ADVERTISEMENT
weekend · ted-radio-hour · 20 Mar 2016 · 53 mins listen
What makes an idea, a brand, or a behaviour catch fire? This hour, TED speakers explore the mysteries behind the many things we spread: laughter and sadness, imagination, viruses and viral ideas.
Related Content
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT