related: https://www.ted.com/talks/rodrigo_canales_the_deadly_genius_of_drug_cartels?language=en https://www.ted.com/talks/rodrigo_canales_the_deadly_genius_...

related: https://www.ted.com/talks/rodrigo_canales_the_deadly_genius_of_drug_cartels?language=en https://www.ted.com/talks/rodrigo_canales_the_deadly_genius_... Drug cartels use PR to make people loyal to them. I'd imagine ISIS is doing something relative