Top 7 Quotes & Sayings by Spencer Wells

Explore popular quotes and sayings by an American scientist Spencer Wells.
Last updated on April 21, 2025.
Spencer Wells

Spencer Wells is an American geneticist, anthropologist, author and entrepreneur. He co-hosts The Insight podcast with Razib Khan. Wells led The Genographic Project from 2005 to 2015, as an Explorer-in-Residence at the National Geographic Society, and is the founder and executive director of personal genomics nonprofit The Insitome Institute.

Imagine you're copying a very long document, and occasionally you'll put an A where there should be a C. And that mistake has been translated down through the generations, and more mistakes have accumulated. So the longer the lineage has been in existence, the more mistakes the sequence is going to have.
Every drop of human blood contains a history book written in the language of our genes.
The greatest history book ever written is the one hidden in our DNA. — © Spencer Wells
The greatest history book ever written is the one hidden in our DNA.
DNA ties us all together; we share ancestry with barracuda and bacteria and mushrooms, if you go far enough back.
So what we can answer [as geneticists] is questions about biology, about biological ancestry. But to make any sense of that historically we have to contextualize it - the archaeology, the linguistic pattern, even the climatology.
We are all Africans under the skin.
Taken with the archaeological data, we can say that the old hypothesis of an invasion of people - not merely their language - from the steppe appears to be true.
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