(Original broadcast date: June 16, 2017.) Many of us are lured by the promise of self-improvement, but find it hard to follow through. In our 100th episode, TED speakers reveal ways to discover our better selves. TED speakers include entrepreneur Jia Jang, Headspace co-founder Andy Puddicombe, psychologist Emily Balcetis, technologist Matt Cutts, and New York Times columnist David Brooks.