It's Thanksgiving Weekend, and in the podcast world, you know what that means.

Turkey, family, and terrible download numbers.

That's why so many podcasts take the week off.

But you got all excited for a fresh episode of Unsung Science, and we didn't want to send

you away empty-handed, empty-eared, whatever.

So today, we're offering a Pogue Science Dose in another form.

A free audiobook excerpt from my 2021 literary opus, How to Prepare for Climate Change.

You're going to hear the introduction, which is designed to teach you the difference between

mitigation and adaptation, and convince you to keep doing the former, but start doing

the latter.

I'm David Pogue, and this is Unsung Science, the Substitute.

For two decades, FBI agent Robert Hansen sold secrets to the Kremlin.

He violated everything that my FBI stood for.

Hansen was the most damaging spy in FBI history, and his betrayals didn't end there.

Do I hate him?

No, I don't hate anyone.

But his motive, I would love to know what his true motive so I can get that out of me.

How did he do it?

Why?

Follow agent of betrayal to double life of Robert Hansen wherever you get your podcasts.

You can listen ad-free on the Amazon Music or Wondery app.

Introduction.

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