The matter of foreign aid has taken on renewed urgency in the Trump administration. And it turns out it isn't easy to figure out whether it's effective.
That's how health aid is now allocated in the developing world. Should more money go to old people with chronic diseases? Our audience shares their views.
The parable of the fox and the hedgehog tells us that there are some who are guided by one big idea. That's the story of Don Laub, a surgeon whose single-mindedness was his triumph, and his downfall.
Photographer Stephanie Sinclair won a prestigious award for "courage" in documenting the lives of girls and women. See her short documentary on a couple in Nepal who married as young teens.