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Steven Levitt is an economics professor at the University of Chicago and the best-selling author of Freakonomics. In this talk, filmed at TED2004, he studies data from an inner-city gang to examine economic principles at work in the real world. (Recorded February 2004 in Monterey, CA. Duration: 22:00) Get TED delivered:Subscribe to the TEDTalks video […]
Inventor and MacArthur fellow Saul Griffith shares some innovative ideas from his lab — from “smart rope” to a house-sized kite for towing large loads. Get TED delivered:Subscribe to the TEDTalks video podcast via RSS >>Subscribe to the iTunes video podcastSubscribe to the iTunes audio podcastGet updates via Twitter >>Join our Facebook fan page >> […]