When we come together in groups we can be so much more than the sum of the parts. But sometimes groups are just much more stupid. Collective stupidity is the flipside of collective intelligence, and we see it a lot on social media. Why are groups sometimes collectively stupid and sometimes not? What can we do to be more intelligent in groups? In this video I explain the most important points.




Sabine Hossenfelder is one of my favorite youtube bloggers, usually on the topics of quantum mechanics and cosmology.