I mean, where do you even start with something like that? Do you have to build something new? Do you plug into existing systems? What is the balance between those two things?

Well, I'll tell you how we started.

I started small.

We started with my Harvard startup funds and a call to Christian Happy, my colleague in Nigeria.

I actually was a human geneticist mainly, although I always worked in infectious disease.

And I developed an algorithm that could mine the human genome and identify signals of human adaptation.

You may have heard of a story about sickle cell anemia and how it became common because having one copy of that trait protects you from malaria.

Well, yeah, now we got this