Andy Worthington, author of The Guantanamo Files, discusses his lobbying effort to finally get Guantanamo closed, release the prisoners who are wrongly-held, and try the remaining few for terrorism in proper federal courts on US soil.

Jacqui Shine, a Chicago-based writer and historian, discusses her article "Inside the Police-Industrial Complex," inspired by her visit to the 2015 convention of the International Association of Chiefs of Police.

Sarah Helm, a former Middle East Correspondent for The Independent, discusses her article "ISIS in Gaza," about the allure of radical Islam to disillusioned young Palestinians who are weary of Hamas's failure to achieve peace and an independent state.

Trita Parsi, president of the National Iranian American Council, discusses Iran's progress at fulfilling its obligations of the nuclear deal, which should get the crippling economic sanctions lifted; and how Saudi Arabia is trying to prevent US-Iranian relations from improving.

Patrick Cockburn, a Middle East correspondent for The Independent, discusses the Arab Spring's hopeful beginning and disastrous outcome in every country (except Tunisia) where a democratic uprising threatened the established autocracy.