Ideas change everything

A family tree for humanity

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Spencer Wells |

TEDGlobal 2007

• June 2007

All humans share some common bits of DNA, passed down to us from our African ancestors. Geneticist Spencer Wells talks about how his Genographic Project will use this shared DNA to figure out how we are -- in all our diversity -- truly connected.

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Want to use TED Talks in your organization?

All humans share some common bits of DNA, passed down to us from our African ancestors. Geneticist Spencer Wells talks about how his Genographic Project will use this shared DNA to figure out how we are -- in all our diversity -- truly connected.

Want to use TED Talks in your organization?

This talk was presented at an official TED conference.

Read our curation guidelines.

About the speaker

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Spencer Wells studies human diversity -- the process by which humanity, which springs from a single common source, has become so astonishingly diverse and widespread.

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Deep Ancestry

Spencer Wells | National Geographic (2007)

Spencer Wells - *Deep Ancestry*

The Genographic Project

Find out more about Spencer Wells' research and findings on the genetic ties that bind humanity at National Geographic.

This talk was presented at an official TED conference.

Read our curation guidelines.