Second, it provided a resolution to some aspects of the long-standing debate about early American skull morphology.

The morphological differences between some early and later American populations — which had been used to argue for multiple separate founding events from different source populations — could now be seen, at least in part, as reflecting variation within a single founding population that was internally diverse from the beginning.

What the finding did not do: it did not prove that every aspect of Native American population history involved a single founding event.

It did not establish the specific route or routes of the initial peopling.