Slightly offtopic, but the recent book "Caste" by Isabel Wilkerson explores the concept as a frame for understanding social problems, beyond just India. https:

Slightly offtopic, but the recent book "Caste" by Isabel Wilkerson explores the concept as a frame for understanding social problems, beyond just India. https://en.wikipedia.org/wiki/Caste:_The_Origins_of_Our_Discontents https://en.wikipedia.org/wiki/Caste:_The_Origins_of_Our_Disc...