Theories

Dan Schreiber has made a career of combining quirky facts with comedy. He's a Q.I 'elf' - part of the team of researchers behind the popular quiz show Q.I, co-hosts a spinoff podcast called No Such… Audio

We speak to investigative journalist David Farrier about how two conspiracy theories have merged in recent months. Audio

The theory called the Dunning Kruger Effect suggests that people have very little insight into their own gaps in knowledge and expertise, so are they are less inclined to challenge information… Audio