Marshall here. Welcome back to the Realignment.

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Happy Tuesday, welcome back to the show.

Today I'm joined by Dr. Furgina for Shuba.

She's the author of 8 Billion and Counting,

How Sex, Death, and Migration Shape A World.

The book is out today, and it's the perfect fit

for our daily Realignment Ukraine series,

because it's focused on the role that population trends,

so that's either population growth,

population decline, increasing mortality, birth rates,

et cetera. It's really focused on how all of these topics

fit into national security.

So we're going to start with this idea

that the national security is long-term and focused on,

which is what role does an aging population

or even dying country from a certain perspective?

How does that play into those countries' ambitions?

How does it play into the foreign policy decisions they make?

So we're going to start there focusing

on the Russia aspect there, but we're also going to zoom out

and focus on how these debates around populations, birth,

...