Titanium lacquer on this.

Interestingly, Charles Darwin was born a very lightly pigmented man, in a moderately to darkly pigmented world.

He knew that darkly pigmented peoples were found close to the equator lightly pigmented peoples, like himself, were found closer to the poles.

There was natural selection for the evolution of lightly pigmented skin.

The earliest members of our lineage, the genus Homo, were darkly pigmented.

Some of us with lightly pigmented skin live in high UV areas.

Some of us with darkly pigmented skin live in low UV areas.

Lightly pigmented skin evolved not just once, not just twice, but probably three times.

200 years after Darwin's birthday, we have the first moderately pigmented President of the United States.

And we all share this incredible heritage of having originally been darkly pigmented, two million to one and half million years ago.

We have to, if we're lightly pigmented, be careful about the problems of skin cancer, and destruction of folate in our bodies, by lots of sun.

What they haven't been so good about instructing people is the problem of darkly pigmented people living in high latitude areas, or working inside all the time.

We live in a world where we have lightly and darkly pigmented people living next to one another, but often brought into proximity initially as a result of very invidious social interactions.