Even today, scientists are still working on finding a genetic basis for racial categorization.

Adding a multiracial category to the census, as some advocate, is a regressive proposal that perpetuates the lunacy of racial categorization.

The racial categorization is based on appearance rather than genealogy.

Some researchers strongly support the continued use of racial categorizations in biomedical research and clinical practice.

Moreover, getting rid of racial categorization helps rid America of our biggest myth: that race is a meaningful, valid classification.

"Race" depends on multiple factors (including ancestry); therefore, racial categorization does not solely rely on skin color.

Today, racial categorization depends on self-ascription.

This resistance to racial categorization worries some advocates for minority groups.

There is no place clearer about racial categorization than South Africa.

Whatever the eventual answer, as immigration continues and "interracial" marriage becomes increasingly common, the Census Bureau's problems with racial categorization are likely to increase.