International Rescue Committee
We talked about his work at the International Rescue Committee and the role of the international community in humanitarian crises.
The massacre at Baga was only the latest in a long line of Boko Haram atrocities, and the situation for the displaced survivors is getting worse.
UNICEF has designed a simple text messaging system that, combined with other tech innovations, could help stop the deadly virus from spreading in West Africa.
US officials are focusing on easing public panic and boosting hospital preparedness for Ebola, while Liberia faces a shortage of body bags and other critical supplies.
But I asked him about it anyway.