Retro Report: What Doomsday Cults Can Teach Us About ISIS Today Indoctrination practices used by the Islamic State have much in common with apocalyptic cults from decades ago. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:Duterte Jokes About Rape, Again. Philippine Women Aren’t Laughing.He’s a Doctor. To Syria’s Regime, He’s an Enemy.Are Video Games Olympic Material? Some Boosters Say YesWhy This Doctor Is Choosing to Stay in SyriaCambodian Court Sentences Australian Filmmaker to 6 Years for EspionageCollege Football’s Biggest Rivalries