Farber 2: scientific ideas of race mixing before the 1960s

how should the census define race today?

laws prohibited mixed race marriages (anti-miscegenation laws) in southern states until overturned by the Supreme Court in 1967:

repeal of laws against mixed race marriage
How is race understood today:
1904 racial categories
consider the meaning of the term "race"

the idea that Caucasians of western European heritage were a superior race was widely assumed

Scientific opinion (much influence by prejudice) tended to be that race mixing would lead to disharmonious crosses

The empirical evidence was very weakDavenport draft
              illustration for paper on race mixing in Jamaica