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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 […]
Singer-songwriter Rokia Traoré performs “Kounandi,” a breathtaking song that blends Malian instruments with a modern, heartfelt vocal. Please note: This song is not available for download. (Recorded June 2007 in Arusha, Tanzania. Duration: 6:26.) Watch Rokia Traore’s talk on TED.com, where you can rate it, comment on it and find other talks and performances. […]