please welcome bryan a stevenson. (cheers and applause) thanks sop much for coming on. good to see you. okay, sir, you are the founder and executive director of the equal justice initiative. an organization in birmingham. >> montgomerie. >> stephen: okay. excuse me, montgomerie, alabama. and you challenge bias against poor and minorities if in the criminal justice system and work with people on death row. >> yes. >> stephen: and you have been named the mcarthur genius grant and all that good stuff. you also have the longest standing ovation on record at a ted talk. what were you talking about that got those brainy types all excited? >> wbltion i was actually talking about conservation and the challenges because we put so many people in prison, impose harsh challenges. >> stephen: what is the challenge. we have mass incarceration that was our goal and now we have a chiefed it. >> we've also really devastated communities of color, poor communities. we created despair and hopelessness. we've sppbt a lot of money. we're now spending $80 billion a year to keep people in jail