Professor Deepak Sarma questions whether class and caste are core to Hinduism

Is casting aside caste possible? Can one reclassify class?

The Huffington Post: In a recent blog, Deepak Sarma, professor of South Asian religions and philosophy, questioned whether class and caste are core claims to Hinduism, if they can both be jettisoned, or if one can keep its centrality but reclassify its scope or character.