"Two heads are better than one" seems like a mismatched phrase with "fake news," but there's a common thread.
And that is the working of the human brain. We tend to think better in groups than as individuals.
And that may explain why left to our own devices, we believe in conspiracy theories or lying reporters.
Steven Sloman and Philip Fernbach are the co-authors of The Knowledge Illusion: Why We Never Think Alone.
They join us to untangle the tangled workings of our brains.