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:Global Health: In Remote Villages, Surprising New Measures Save Children With MalariaIllegal Mining, ‘Worse Than at Any Other Time,’ Threatens Amazon, Study FindsNigel Farage, on Brexit Sidelines, Prepares for a ‘Another Great Battle’The New New World: The Huawei Executive’s Arrest Is Igniting Fear. The U.S. Should Take Notice.Macron, Confronting Violence and Anger, Promises Tax Cuts and Wage Increases for France’s Working ClassTrump Team Pushes Fossil Fuels at Climate Talks. Protests Erupt, but Allies Emerge, Too.