 Feminism constantly poses a challenge to the androcentric orthodoxy from which anthropology emerges; anthropology undermines the ethnocentricism of feminism.Feminist anthropology, Rayna Rapp argues, is subject to a 'double difference' from mainstream academia.It is a feminist tradition – part of a branch of scholarship, sometimes marginalized as an offshoot of postmodernism and deconstructionism and concerned with the experiences of women – who are marginalized by an androcentric orthodoxy.