Oxford Profile: Prof Carlos Vargas-Silva, Director of COMPAS

Prof Carlos Vargas-Silva on the politics of box ticking and the many myths around migration

Growing up, Carlos Vargas-Silva knew he was white. Along with most of his fellow Puerto Ricans, he was white. One drop of white blood is enough, he explains, in Puerto Rico for someone to be in the white category. That is why, he says, more than 90% of the mixed population identifies as white.