Hip-hop often gets blamed for its controversial lyrics. What if there was a way to actually measure its impact on people's lives? Analyzing 40 years' worth of radio station data and lyrics from rappers like Tupac, Dr. Dre, Jay-Z and Kendrick Lamar, economist Roland Fryer puts one of culture's most notorious debates on trial.Learn more about our flagship conference happening this April at&nbsp;<a href="https://attend.ted.com/podcast" rel="noopener noreferrer" target="_blank">attend.ted.com/podcast</a><hr> Hosted on Acast. See <a style='color:grey;' target='_blank' rel='noopener noreferrer' href='https://acast.com/privacy'>acast.com/privacy</a> for more information.

1 thing you can do today to be happier | Sonja Lyubomirsky

Want TED Talks on the go? Everyday, this feed brings you our latest talks in audio format. Hear thought-provoking ideas on every subject imaginable – from Artificial Intelligence to Zoology, and everything in between – given by the world's leading thinkers and doers. This collection of talks, given at TED and TEDx conferences around the globe, is also available in video format. Hosted on Acast. See acast.com/privacy for more information.