Alison Stone offers a feminist defence of the idea that sexual difference is natural, providing a novel interpretation of the later philosophy of Luce Irigaray. She defends Irigaray's unique form of essentialism and her rethinking of the relationship between nature and culture, showing how Irigaray's ideas can be reconciled with Judith Butler's performative conception of gender, through rethinking sexual difference in relation to German Romantic philosophies...