Why Simone de Beauvoir argued womanhood is constructed, not born
In her 1949 masterpiece The Second Sex, French philosopher Simone de Beauvoir wrote that "one is not born, but rather becomes, a woman." She drew a pioneering distinction between biological sex and socially enforced gender roles. Beauvoir showed that society conditions women to view themselves as "the Other"—the passive counterpart to men—rather than autonomous, self-defining subjects with full existential freedom.
An Autobiographical Question That Became a Manifesto
In the mid-1940s, French writer and philosopher Simone de Beauvoir planned to write an essay exploring her own life and identity. As she began reflecting on her experiences, she found herself confronted by a foundational realization: before she could examine who she was as an individual, she had to account for what it meant to be female. When discussing the project with Jean-Paul Sartre, he suggested that her experience of the world had been shaped in ways fundamentally different from a man's. What began as an introspective inquiry quickly expanded into an exhaustive philosophical and historical investigation into the condition of women.
The result of that inquiry was The Second Sex (Le Deuxième Sexe), published in two volumes in 1949. Spanning biology, psychoanalysis, history, literature, and social observation, the work sought to answer a deceptively simple question: what is a woman? Beauvoir observed that throughout human history, man had set himself up as the positive, neutral, and universal representative of humanity, whereas woman was defined almost exclusively relative to him. Rather than an independent subject possessing her own sovereign reality, woman had been cast into the role of the relative being.
The Rejection of Biological Determinism
To understand how this hierarchy had been justified, Beauvoir dedicated the first section of The Second Sex to examining the traditional claims of biology, Freudian psychoanalysis, and historical materialism. While she recognized that anatomical differences, physical strength, and reproductive capacities are real physiological facts, she firmly rejected the claim that these facts dictate a fixed social destiny. Drawing on phenomenology—particularly the insight that the body is not merely an object in the world, but the medium through which human beings experience and act on the world—she argued that biological data take on meaning only within a specific social and economic context.