TED TALKS 52
TED TALKS 52
Evgeny Morozov: How the Internet strengthens dictatorships
William Kamkwamba: How I harnessed the wind
Taryn Simon photographs secret sites
Jacqueline Novogratz: A third way to think about aid
Parag Khanna maps the future of countries
Karen Armstrong: Let’s revive the Golden Rule
Tim Brown urges designers to think big
Garik Israelian: What’s inside a star?