Once selection is the name of the game, differentiation, classification, and comparison follow. No less importantly, once distinctions are made they have to be sustained, either by explicit defence of the categories created, or by more subtle means like using proxies for distinctions that cannot be drawn in the open. Immigration control—through immigration law and immigration enforcement—has contributed substantially to the creation of racial categories. It would be going too far to suggest that it is the only source of racial differentiation,55 but its significance should not be
...more
