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.

Much discussion about immunity to the coronavirus has centered around antibodies.

But promising vaccines in the news also empower another weapon in humans fabulously complicated immune systems.

We train a microscope on T-cells.

And have you ever taken a psychometric test for a job?

You know the kind, questions with seemingly obvious answers like do you pay attention to detail?

The only obvious thing is that employers are relying on them more and more.

But first...

Until last week Hong Kong's legislative council was made up of members loyal to China's mainland government and outspoken pro-democracy legislators.

Not anymore.

On Wednesday, the territories authorities invoked a draconian new security law declaring that four legislators would be stripped of their seats.

The rest of the chambers pro-democracy members resigned in solidarity.

Chanting, go Hong Kong stand together.

Now, Taiyue, same day-long.

Taiyue, same day-long. Hong Kong guy, go.

But this is an actual act by Beijing.

To sound the death now of Hong Kong's democracy fight.

The security law passed in June has served to suppress dissent in all its forms, targeting protesters, journalists, and now politicians.

Beijing is clearly tightening its grip.

Today, Zhang Xiaoming, the deputy director of the Hong Kong and Macau Affairs Office, hinted at coming changes to the many constitution that grants the territory its semi-autonomous status and a notionally independent judiciary.

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