Party heads in each region were asked to have their members listening closely to conversation in public & attitudes collated. /4
In response, short films, posters and audio recordings could be micro-targeted to different regions, sometimes down to the neighbourhood. /6
I will say, however, that the Nazis were the first to show how incredibly effective it was. /10
In the constant questioning and data-analysis the Nazis conducted, the public told them what they wanted to hear. /11
Only by looking how those in the past swayed populations can we fully understand how it's being done now. /FIN