Africa Rising

The continent is the world's next great growth engine--but hundreds of millions are at risk of being left behind

Boniface Mwangi's first camera was an old Japanese film model, bought with $220 borrowed from a friend. He'd been selling books at his mother's roadside stall in Nairobi since he was 15. Then one day in 2003 he came across a biography of Kenyan photographer Mohamed Amin, whose pictures of the 1984 Ethiopian famine, the book implied, led to Band Aid, Live Aid and a new era of global humanitarianism. "That book opened a new world for me," says Mwangi. "Here was another high school dropout who went on to conquer the world using his camera." Mwangi set out to do...