The theme this year is "Vulnerable Populations in Emergencies," particularly women and girls.
There are more and more people involuntarily on the move. A recent report concluded that the number displaced by wars grew from 51 million in 2013 to almost 60 million in 2014.
And the worst of displacement often falls on women.
I have a neighbor who walked across Cambodia with children to escape the famine and murders of the Cambodian Khmer Rouge in the 1970s. She and her family made it. People are remarkably resilient. But our memories are shaped by the survivors' existence. Many, often most, don't make it.