Abdelmahmood Abdelhaleem

He is the Sudanese ambassador to the United Nations.

Alex de Waal

He is the co-author of Darfur: A Short History of a Long War.

Mukesh Kapila

He was the U.N. humanitarian coordinator in Sudan, 2003-2004, and confronted its government, U.N. leaders and foreign ministries around the world about what was happening in Darfur.

Kieran Prendergast

He was second in command at the United Nations, serving as Secretary-General Kofi Annan's top political adviser from March 1997 to June 2005.

James Traub

He is the author of The Best Intentions: Kofi Annan and the U.N. in the Era of American World Power.