Podcast:TED Radio Hour Published On: Fri Mar 08 2019 Description: Original broadcast date: August 25, 2017. How much of who we are is biology? How much is learned? And how much can we change? This hour, TED speakers on how genes and experience collaborate — and compete — to make us who we are. TED speakers include neuroscientist Robert Sapolsky, epigeneticist Moshe Szyf, pediatrician Nadine Burke Harris, and psychologist Brian Little.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy