20:29
Why I changed my mind about nuclear power | Michael Shellenberger | TEDxBerlin
25:21
5 steps to designing the life you want | Bill Burnett | TEDxStanford
13:09
Welcome to the Era of Energy Disruption | Gerard Reid | TEDxBerlinSalon
20:54
Our democracy no longer represents the people. Here's how we fix it | Larry Lessig | TEDxMidAtlantic
14:48