MA-1 is one window into that process.

He is the oldest, clearest window into the Ancient North Eurasian component of the founding mixture.

And the story that window reveals — of Ice Age Siberians whose genetic heritage contributed to the ancestry of the entire Western Hemisphere’s original peoples — is a story that no previous era of science had the tools to tell.

The Significance That Endures

More than a decade after the 2014 publication, the significance of the MA-1 result has not diminished.

If anything, it has grown more apparent as subsequent research has built on the foundation the paper established.