The more democratic our societies have been, the more equal they have been becoming.

But in the more equal societies, it rises to 60 or 65 percent.

What's changed is we now can look at the evidence, we can compare societies, more and less equal societies, and see what inequality does.

How can we understand what makes some societies more fragile than other societies?

Human societies got larger, denser, more interconnected.

And you have more choice driven societies.

Kids do worse in the more unequal societies.

And the more unequal societies are more likely also to retain the death penalty.

less might equal more.

And it's likely why as societies become more affluent, their health declines.

So, some societies, for subtle environmental reasons, are more fragile than others.

Others battle oppressive societies.

So evidently, societies in some areas are more fragile than in other areas.

Don't expect to get any more awards, job offers or positions in scholarly societies.

Our modern Western societies are more complex than before, in this time of migration.

It's perfectly possible to create these social pressures which lead to more egalitarian societies.

Data powers high tech societies.

All animals are equal, but some animals are more equal than others.

In primitive societies barter was used.

land animals, plants, and human societies.

less than or equal to, and many more.

Our ancient societies all valued organ meat.

In medieval societies there were defined allegiances.

lives in the societies without independent press.

How do we make stable societies? Longevity.

As a result, more women are receiving equal work.

For most of history, things were much more equal.

This is how most Americans eat, and this is how most societies eat as they become more affluent.

Or for instance, the reason why violence becomes more common in more unequal societies is because people are sensitive to being looked down on.

So, I'm looking at these issues of collapses for a lot of past societies and for many present societies.

We know our societies have to radically change.

The official dogma of all Western industrial societies.

Without ground water, our societies would be parched.

Because those who aspire to democratic culture are in power, or have societies that are leading globalized, powerful societies, powerful countries.

We work to promote healthy vibrant societies, to ameliorate human suffering, to promote a more thoughtful, substantive, empathic world order.

Products made from petroleum are vital to modern societies.

I study Muslim societies around the world at Gallup.

People are living longer and societies are getting grayer.

And you see in the more equal countries on the left

little bit more, this turns out to be equal to, this

logo and ' y y y y more more more and that has to be equal to 18 and that and ' equal to 18 now, how many y's I have on the left?

A second general theme is that there are many, often subtle environmental factors that make some societies more fragile than others.

Since the end of the last Ice Age, farming societies have been absorbing their neighbors, making populations more similar within continents.

Anthropologists have found evidence of romantic love in 170 societies.

There's no life without it for ecosystems, societies, and individuals.