In the Hawaiian Homes Commission Act (HHCA) of 1921, the U.S. Congress defined "native Hawaiians" as those people "with at least one-half blood quantum of individuals inhabiting the Hawaiian Islands prior to 1778." This "blood logic" has since become an entrenched part of the legal system in Hawai'i. Hawaiian Blood is the first comprehensive history and analysis of this federal law that equates Hawaiian cultural identity with a quantifiable...