The Economist.

Hello and welcome to the intelligence from The Economist.

I'm Rosie Bloor.

And I'm Jason Palmer.

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

So many books are published every year, how on earth can you decide what to read?

Well, today, our journalists each recommend one that they loved and tell us why.

And we open the door on the Advent calendar craze. No flimsy paper treats these days.

For a rapidly growing part of the market, it's all about niche and luxury products. First up, though.

Today, Bondi Beach in Australia remains a crime scene

as police continue their investigation into a mass shooting at a Hanukkah party on Sunday.

Two days on, more details have emerged about the anti-Semitic attack

and the two gunmen who carried it out.

We are learning new details this morning about the two shooters, the father and the son.

We've also learned that at least one of them has links to ISIS.

As Australians hold vigils for the dead,

light candles and donate to blood banks, many are also now asking broader questions

about how prepared Australia is or any other country to confront extremism.

On Sunday, December 14th, more than a thousand people gathered at Bondi Beach,

which is Australia's most famous beach,

for the first night of Hanukkah, when two men, a father and a son, opened fire on the crowd,

killing 15 people.

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