damn to or the peete pidto if it is going -- damn the torpedo if it is going to cost us money. they have a conflict of interest. they are for the profit margin. and now profit margins might override to going forward and doing what it takes to get the job done and i think that is the difference in attitude a lot of times i'm seing in the providers you from the institutional public defenders opposed to contract public defenders. >> great. thank you. [applause] thanks very much for coming up here and being part of this discussion because we want to be able to support you in the work that you're doing. i'm going to go back to aimy before going to john and one of the things that you talked about in your book, is the role of prosecutors. and the role that prosecutors play in justice. prosecutors as we know have a tremendous amount of power. they have the ability to decide who to charge or when not to charge. what were some of the things that you noticed or found about prosecutor offices in your book and then i'm going ask john to talk about what his study shows in terms of what prose