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from The Economist. In London, I'm Jason Palmer. And in New York, I'm John Fastman.

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

For most of the war in Ukraine, Russia didn't formally have a battlefield figurehead leading the operation.

Now, they do, and he's, by all accounts, a nasty piece of work. We look at the past

and the predilections of the guy that colleagues call General Armageddon. And sometimes really good

science looks like scientists just having fun. We learn about a project to teach a dish full of brain

cells how to play the

video game Pong, but the experiment can teach the experimenters quite a bit too.

First up, though,

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