In Impurity of Blood: Defining Race in Spain, 1870–1930 (LSU Press), Joshua Goode ’91 traces the development of racial theories in Spain from 1870 to 1930 and explores the Spanish proposition that racial mixture, rather than racial purity, was the bulwark of national strength. He begins his study with a history of ethnic thought in Spain in the medieval and early modern era, and then details the formation of racial thought in Spain’s nascent human sciences. He examines the political, social and cultural manifestations of racial thought at the dawn of the Franco regime and, finally, discusses its ramifications in…