 We use rituals to mark the early stages of our lives, like birthdays and graduations -- but what about our later years? In this meditative talk about looking both backward and forward, Bob Stein proposes a new tradition of giving away your things (and sharing the stories behind them) as you get older, to reflect on your life so far and open the door to whatever comes next. Watch »  Liz Ogbu is an architect who works on spatial justice: the equal distribution of resources and services, no matter where you live. Working in San Francisco, she's questioning the standard story of gentrification: that in order to make a poor neighborhood a better place to live, the poor people who live there get pushed out. "Why is it that we treat gentrification as inevitable?" she asks in this thoughtful talk. Watch » |  "Where do great ideas come from?" Starting with this question in mind, Vittorio Loreto takes us on a journey to explore a possible mathematical scheme that explains the birth of the new. Learn more about the "adjacent possible" -- the crossroads of what's actual and what's possible -- and how studying the math that drives it could explain how we create new ideas. Watch »  The United States locks up more people than any other country in the world, says documentarian Eve Abrams, and somewhere between 1 and 4 percent of them are likely innocent. That's 87,000 brothers, sisters, mothers and fathers separated from their families, their lives and dreams put on hold. Using audio from interviews with these families, Abrams shares their stories. Watch » |  From Beyoncé to Drake and beyond, the world is rocking to the rhythm of Afrobeat. Feel the music as Kenyan afro-pop superstars Sauti Sol take the TED stage to perform three songs: "Live and Die in Afrika," "Sura Yako" and "Kuliko Jana." Watch »  In 2014, as a newly trained physician, Soka Moses took on one of the toughest jobs in the world: treating highly contagious patients at the height of Liberia's Ebola outbreak. In this intense, emotional talk, he details what he saw on the frontlines of the crisis -- and reveals the challenges and stigma that thousands of survivors still face. Watch » | |
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