The Lucifer Effect attempts to understand “how good people do evil deeds.” Limbards's talk outlines his involvement as an expert witness for the defense team of one of the military police officers responsible at Abu Ghraib and also provides a rich history of psychological research into the kind of behavior transformations evident in Iraq. First, Zimbardo presents a slideshow of Abu Ghraib abominations, including some digital photos that were not widely distributed by the media.