This is all embedded in a larger discussion about conspiracy theorists and the dangers of anti-intellectualism. There’s a lot to unpack here, from dating sites specifically for flat earthers to one of the subjects’ zany DIY experiments to prove once and for all the Earth isn't round. Clark’s film spends the time to understand who these people are, and what motivates them to believe in something so easily disproven.

If you’re looking for a documentary that outright dismisses everything these people believe in, this isn’t it. Clark’s curiosity brought him to the Flat Earth International Conference, where he met Mark Sargent, a popular YouTube star and flat earther who became one of the main characters in Clark’s documentary film Behind the Curve, a skeptical but enlightening look inside the flat earth community. Several years ago, Daniel Clark was looking to direct a documentary when he read discussions on Reddit about an increasingly popular topic: whether the Earth was actually flat, and if we were living in a Truman Show-like simulation.

Flat earthers are morons