Black feminism also contains a strong emphasis on the class differences that exist between women, because the vast majority of the Black population i… - Sharon Smith

is not simply a women's issue, but also a racial issue in U.S. society.

Because intersectionality is a concept (a description of the experience of multiple oppressions, without explaining their causes) rather than a theory (which does attempt to explain the root causes of oppressions), it can be applied alongside different theories of oppression--theories informed by Marxism or postmodernism, but also , etc. Because Marxism and postmodernism are often antithetical, their specific uses of the concept of intersectionality can be very different and in very different and contrary ways.

Post-structuralists appropriated terms such as "" and "difference" that originated in 1970s-era Black feminism. ... But there is a world of difference between social identity--identifying as part of a social group--and individual identity. The post-structural conception of "identity" is based on that of individuals, while "difference" likewise can refer to any characteristic that sets an individual apart from others, whether it is related to oppression or is simply non-normative.