Brian Steidle, in his position as an unarmed military observer in Darfur, found himself becoming a witness to the destruction of civilians. Mr. Steidle did not have much in the way of equipment with him as an AU monitor, but he had a camera, and he took hundreds and hundreds of photographs.

When Mr. Steidle returned to the United States from Darfur earlier this year, he began to speak out using his photographs. He was the subject of a column by Nicholas Kristof in the New York Times. "Innocence" appeared on all kinds of media outlets, including CNN and Night Line and the CBS News. He also just returned from a trip to Chad, where he visited refugee camps and met some of the people who had fled from Darfur. Mr. Steidle makes a presentation with photographs from both his time in Darfur and his more recent trip to Chad, and after that answers questions from the audience