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Humans have populated every environment on earth. We live on the frozen tundra and in the searing deserts. We live in thriving cities of millions and in isolated camps of a few dozen. Some societies seem simple because they are small and their members are selfsufficient and use simple tools. Others seem complex because they have large populations and people depend on each other for food and goods and use sophisticated technology. In between, there is a range that fills the spectrum. All of these differences are cultural, learned behavior, the result of a complex interaction between our inventi...

Funding for this program was provided by. Human beings are all one species. We are all equally capable of language, creativity, and thought. The differences among us lie in our cultures, our beliefs, how we organize our societies and how we make our living. Humans have populated every environment on earth. We live on the frozen tundra and in the searing deserts. We live in thriving cities of millions and in isolated camps of a few dozen. Some societies seem simple because they are small and their members are selfsufficient and use simple tools. Others seem complex because they have large popul...

Such economic specialization here and elsewhere evolved over thousands of years. They are studying the evolution of specialization as they uncover details of ancient economies around the world. In the maya city of copan, a jeweler fashioned rare shell and jade for his powerful lord. In mexico, living artisans echo the economy of a vanished civilization. And in teotihuacan, evidence of mass production has now been unearthed. Tiny faces of clay reflect the men and women who made them a thousand years ago. On the other side of the world, in the ancient roman city of ostia, huge merchant ships wer...

Humans have populated every environment on earth. We live on the frozen tundra and in the searing deserts. We live in thriving cities of millions and in isolated camps of a few dozen. Some societies seem simple because they are small and their members are selfsufficient and use simple tools. Others seem complex because they have large populations and people depend on each other for food and goods and use sophisticated technology. In between, there is a range that fills the spectrum. All of these differences are cultural, Learned Behavior the result of a complex interaction between our inventiv...

Our beliefs, how we organize our societies and how we make our living. Humans have populated every environment on earth. We live on the frozen tundra and in the searing deserts. We live in thriving cities of millions and in isolated camps of a few dozen. Some societies seem simple because they are small and their members are selfsufficient and use simple tools. Others seem complex because they have large populations and people depend on each other for food and goods and use sophisticated technology. In between, there is a range that fills the spectrum. All of these differences are cultural, Le...