The Iditarod, Alaska's Super Bowl, bills itself as "the last great race on earth," implying an ancient heritage, but it's six years younger than the actual Super Bowl, and its history can be traced through three generations of Seaveys, who will have been in Alaska fifty years this August.
How he got the gene is traced through three generations of immigrants who escape the Turkish massacre of Greeks in Smyrna in 1922 to live through 80 years of bootlegging, Depression, war, race riots and counterculture in Detroit.
The trajectory of his life can be traced through bullet wounds (two), scars ("more than a dozen") and a stabbing.
The more pertinent trend, though, can be traced through Federer's last three Grand Slam losses: Juan Martín del Potro (United States Open), Robin Soderling (French Open) and now Berdych.
Interestingly, Klöpper et al. were able to classify the LECA Rabs into six supergroups that can be traced through evolution.
In Hawaii, Tahiti, and elsewhere, and especially if it was to one's advantage, descent could be traced through women (matrilineality).
Eight women could not be contacted because they had moved and could not be traced through either telephone directories or their physicians.
Descent, succession, and inheritance were patrilineal, except in the case of one group among whom descent was traced through both the male and female lines.
