Australia's chief medical officer Professor Brendan Murphy (Image: AAP/Lukas Coch)

Who should you listen to in a crisis? Had you asked me this in 2019, I’d have given a simple answer. Listen to the experts, I would have said.

But in 2020, the world is much more complicated. The pandemic has fractured a lot of long-held beliefs. Among them is the idea that the right information will come from the establishment sources.

We are finding ourselves amid a flurry of amateur communication that might be evidence of the death of the expert, or perhaps, if you’re feeling optimistic, might be a sign of the democratisation of expertise.