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.

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.

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.

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.

Rick Shenkman, founder of the History News Network and author of Political Animals, discusses how the human brain's evolutionary development has made us suckers for politicians, like Ted Cruz, who use "bluster and bigotry" to gain popularity.

Trevor Timm, founder of the Freedom of the Press Foundation and a columnist for The Guardian, discusses the Making A Murderer Netflix documentary series, and why this miscarriage of justice is the rule, rather than the exception, in the American criminal justice system.