Indhold: The myth of biological races and the social construction of race/ethnicities ; Colonial origins of the concept of race/ethnicity : slavery and tribalism -; The Caste system in India ; Segregation/apartheid in South Africa and Israel ; Migration, racial/ethnical minorities, and injustice ; Ethnonationalism, monoethnicity, and the Shoah ; The color factor : highlighting Brazil and the Dominican Republic ; Indigenous peoples