It was also biological, encoded in the DNA of a population that had been selected by Arctic conditions for thousands of years.

The convergence of cultural knowledge and biological adaptation is what thousands of years of Arctic life had actually produced in Iñupiat communities: not just a toolkit of techniques, but bodies and knowledge systems simultaneously adapted to the same environment, functioning together as an integrated survival system.

This is the full picture of what Ada Blackjack embodied on Wrangel Island: the heir to both the cultural knowledge and the biological adaptations of a people who had been solving the Arctic survival problem longer than any written record exists.

She was the right person to be the last one standing.