Hello and welcome to the Intelligence on Economist Radio.

I'm your host, Jason Palmer.

Every weekday, we provide a fresh perspective on the events shaping your world.

Some of the trickiest cases of COVID-19 occur in patients who don't produce their own antibodies to lock on to the coronavirus.

Now an antibody therapy has been shown to save those lives, suggesting that other seemingly failed drugs need revisiting.

And a style of folk music in Norway that had been in terminal decline

is experiencing something of a revival.

It's not just people getting back to their cultural roots.

The pandemic has driven a sense of community that the tunes always provided.

But first... Iran's supreme leader Ali Khamenei is imploring citizens to go to the polls tomorrow to vote for their next president.

It might seem that they're being offered a real choice,

a say in the direction their country goes in.

They know better.

Hardline clerics are in the ascendant.

Moderate or reform-minded types are in short supply on the ballot.

Mr. Ramene lambasted what he called the satanic centers of power in the supply on the ballot. Mr. Gramene lambasted what he called the

satanic centers of power in the world

as the maligned force in the election.

But it's the consolidation of hardline,

theocratic power that he himself is engineering

that will keep voters at home.

There have never really been free elections in the Islamic Republic since the revolution in

...