dr. zimbardo: it was zombie-like.ther thing that happened was prisoners who could not deal with the guards' abuse began to have breakdowns. none of the prisoners gave them support. when the prisoner left, they vanished. nobody ever talked about it. it was a really strange kind of anonymity that was created. we tried to make them individuated by having numbers instead of names, but in their minds they furthered that. they lost respect for each other as well as for themselves. charlie: is there natural instinct to be in favor of the prisoners? kyle: the audience? you read the material the first time and you feel bad for the prisoners. you read it again and start learning about it and to me some of the most interesting exit interviews were the guards saying now i'm aware of what i am capable of doing. i know i'm capable of causing this harm that i did not know i had the ability to do. to me, trying to create a film that of course has sympathy for the prisoners, but a certain amount of empathy for the guards go through as

dr. zimbardo.e is himself in a way that is impressive to me. >> we talked about that in certain scenes where you would have to be -- where you're one step ahead of the others because you know, when you studied this, you know the thought process. we talk about when the parents come to visit, and this happened in real life you know, you're able to dig one step deeper than even they realize. so there's sort of a -- manipulation isn't the right word but an awareness of human behavior that puts you on a higher social plane or abilities, which we talked about in a lot of the scenes. >> rose: where are you? terms of you continue to get in most performances a great review? is it building towards anything that is an ambition for you? >> this is the pinnacle of my ambition, to be really in formidable material that asks a lot of the audience is provocative and gives me an opportunity to exercise a part of my craft that i haven't had an opportunity before. >> rose: so you exercise things you hadn't had an oppo