If you're blind in the world's poorest countries you are likely -- on top of a life already made difficult by poverty, hunger and unemployment -- to face stigma and discrimination stemming from the belief that blindness is a curse.
The East African country of Tanzania has long been considered an island of stability where chaos appears to reign across the continent, and even its region of East Africa. But emerging concerns will test whether Tanzania can maintain this relative harmony over the next several years.
Single mothers running small stores, struggling to buy their children school uniforms as they work long hours to make ends meet. That was the image that stuck with Matthew Flannery when he was in Tanzania, Uganda and Kenya more than a decade ago.