Mike Williams asks if we now live in a post-factual age — where messages of fear dominate and the truth goes unspoken or unheard? He investigates the “Backfire Effect” which means that entrenched views can become more entrenched – when confronted by contradictory facts. Politicians are often accused of distorting the truth – with Republican Presidential candidate Donald Trump the latest.

(Image - Group of people standing with one holding a newspaper with the headline "Earth Doomed". Credit - Everett Collection via Shutterstock)