Researcher Hans Rosling , using his own data visualization software, shows how countries are pulling themselves out of poverty. He demos Dollar Street, comparing households of varying income levels worldwide. Then he does something really amazing.
Jacqueline Novogratz tells a moving story of an encounter in a Nairobi slum with Jane, a former prostitute, whose dreams of escaping poverty, of becoming a doctor and of getting married were fulfilled in an unexpected way.
Alleviating poverty is more guesswork than science, and lack of data on aid’s impact raises questions about how to provide it. But Clark Medal-winner Esther Duflo says it’s possible to know which development efforts help and which hurt — by testing solutions with randomized trials.
Long conflict can wreck a country, leaving behind poverty and chaos. But what’s the right way to help war-torn countries rebuild? At TED@State, Paul Collier explains the problems with current post-conflict aid plans, and suggests 3 ideas for a better approach.
Iqbal Quadir tells how his experiences as a kid in poor Bangladesh, and later as a banker in New York, led him to start a mobile phone operator connecting 80 million rural Bangladeshi — and to become a champion of bottom-up development.
At age 14, in poverty and famine, a Malawian boy built a windmill to power his family’s home. Now at 22, William Kamkwamba, who speaks at TED, here, for the second time, shares in his own words the moving tale of invention that changed his life.