Gender Trouble: Feminism and the Subversion of Identity is a 1990 book by Judith Butler. Influential in academic feminism and queer theory, it is credited with creating the seminal notion of gender performativity. It is considered to be one of the canonical texts of queer theory and postmodern/poststructural feminism.
Read more about Gender Trouble: Chapter 1. Subjects of Sex/Gender/Desire, Chapter 2. Prohibition, Psychoanalysis, and The Production of The Heterosexual Matrix, Chapter 3. Subversive Bodily Acts, Conclusion: From Parody To Politics