Why do families across the world expect different things from sons and daughters? Why does a wedding in most Indian households involve a bride being “given away” while the groom is “received”? The answers lie not in biology, but in kinship – the invisible social architecture that organises who is related to whom, who inherits what, and who is expected to behave in what way. Kinship is one of the oldest and most powerful institutions shaping gender, and feminist anthropologists have spent decades unpacking how it manufactures the very categories of “man” and “woman” we take for granted.
Table of Contents
- Kinship is not just about blood, it is about gender
- Gayle Rubin and the sex-gender system
- The exchange of women
- The political economy of sex
- Compulsory heterosexuality and the taboo against sameness
- Margaret Mead and the cross-cultural evidence
- Three societies, three different blueprints
- What this looks like in Indian kinship
- Why this matters today
Kinship is not just about blood, it is about gender
At first glance, kinship looks like a neutral chart of relatives – parents, siblings, cousins, in-laws. But sociologists argue that kinship is one of the primary sites where gender is produced. Every kinship system contains rules about who can marry whom, who passes property to whom, whose surname continues, and whose labour belongs to whose household. These rules are not gender-neutral. They consistently assign different rights, duties, and identities to men and women.
In most of India, the dominant kinship system is patrilineal and patrilocal, meaning descent is traced through the father and a wife typically moves into her husband’s household after marriage. The gotra system in North India, for instance, mandates that individuals marry outside their patrilineal clan, a rule of clan exogamy that organises everything from surnames to ritual obligations. Daughters are raised with the understanding that they will eventually leave; sons are raised as permanent members who will continue the lineage. This single structural fact ripples outward into everything we recognise as “gender roles” – dowry expectations, son preference, restrictions on women’s mobility, and unequal inheritance.
Gayle Rubin and the sex-gender system
The most influential theoretical breakthrough on this subject came from American anthropologist Gayle Rubin in her 1975 essay The Traffic in Women: Notes on the “Political Economy” of Sex. Rubin introduced the concept of the sex-gender system, which she defined as the set of arrangements by which a society transforms biological sexuality into products of human activity. In other words, biology gives us bodies; society gives us gender.
Rubin’s argument was radical for its time. She insisted that women’s oppression could not be explained by capitalism alone, and she drew a sharp distinction between biological sex and socially constructed gender. This distinction is now standard in gender studies, but in 1975 it was a conceptual revolution. Rubin showed that “woman” is not a natural category that exists prior to society – it is something a culture makes through its rules of kinship, marriage, and sexuality.
The exchange of women
To explain how kinship produces gender, Rubin drew on the structural anthropology of Claude Lévi-Strauss, who had argued that the foundational act of human society is the exchange of women between groups of men through marriage. Brothers give sisters to other brothers; fathers give daughters to other fathers. This exchange creates alliances between families and clans. But Rubin asked the obvious feminist question: why are women the objects of exchange and men the subjects who exchange?
Her answer is that kinship rests on a radical difference between the rights of men and women, and therefore it must produce that difference. The very mechanics of marriage require two distinct categories of person – one who gives, one who is given. Gender, in this view, is not the cause of unequal kinship; it is the product of it. The division of labour, the expectation that women perform domestic work, and the channelling of female sexuality into heterosexual marriage are all, for Rubin, by-products of a system that needs men and women to be socially different so that exchange can occur.
The political economy of sex
Rubin titled her essay a “political economy” of sex deliberately. She was in conversation with Marxist feminists who had located women’s oppression in capitalism and unpaid domestic labour. Rubin agreed that capitalism exploits women, but she felt Marxism alone could not explain why it was specifically women who did this unpaid work, or why women’s oppression existed in pre-capitalist societies too.
Her critique of Marxism was therefore not a rejection but a correction. Capitalism, she argued, depends on the reproduction of labour, and that reproduction rests on the unpaid labour of women in the household – but the assignment of women to that role predates capitalism and is rooted in kinship. Similarly, her engagement with Lévi-Strauss’s structuralism was critical. She accepted his insight that kinship is built on exchange, but she rejected his apparent naturalisation of this arrangement. For Rubin, the exchange of women is not a universal cultural necessity; it is a historically specific system that can, and should, be dismantled.
Compulsory heterosexuality and the taboo against sameness
One of Rubin’s sharpest insights is that the sex-gender system requires not just two genders but two opposite genders. She argued that the division of labour between men and women functions as a “taboo against the sameness of men and women” – a social rule that exaggerates and enforces difference where biology offers only variation. This is why heterosexuality becomes compulsory: a kinship system based on exchanging women between male-headed families cannot accommodate same-sex partnerships without breaking down. Gender hierarchy and heterosexual norms, in Rubin’s analysis, are two faces of the same coin.
Margaret Mead and the cross-cultural evidence
If gender roles were really biological, they would look roughly the same everywhere. The fact that they don’t is the strongest possible evidence for Rubin’s argument – and the cross-cultural data was first dramatically presented by anthropologist Margaret Mead four decades before Rubin wrote.
In her 1935 book Sex and Temperament in Three Primitive Societies, Mead reported on fieldwork among three societies in the Sepik River basin of Papua New Guinea: the Arapesh, the Mundugumor, and the Tchambuli (now Chambri). What she found upended Western assumptions about what is “naturally” masculine or feminine.
Three societies, three different blueprints
Among the Arapesh, Mead found that both men and women were gentle, cooperative, and nurturing – exhibiting traits that early-twentieth-century Westerners would have coded as “feminine.” Among the Mundugumor, both sexes were aggressive, competitive, and what Mead called “ruthless” – traits Westerners would have coded as “masculine.” Most striking of all was the Tchambuli, where Mead observed a reversal of Western patterns: women were the dominant economic providers and assertive decision-makers, while men devoted themselves to art, adornment, and emotional expression.
Mead’s conclusion was straightforward and revolutionary. The distinction between femininity and masculinity, she argued, is not rooted in biological sex but in cultural assumptions about which temperamental attitudes are “naturally” masculine and which are “naturally” feminine. Different kinship and social arrangements produce different “social personalities” for men and women. Although later anthropologists have refined and sometimes challenged Mead’s specific descriptions, her broader claim – that gender is culturally variable – has held up and forms a cornerstone of feminist anthropology.
What this looks like in Indian kinship
The Rubin-Mead framework becomes vivid when applied to India, where kinship varies dramatically by region, religion, and community. The contrast between North and South Indian kinship illustrates how different structural arrangements produce different gender experiences.
North Indian kinship tends to be strongly patrilineal and patrilocal, with rigid gender hierarchies and clan exogamy that send daughters far from their natal homes after marriage. South Indian kinship, by contrast, allows cross-cousin and even uncle-niece marriages in some communities, keeping women closer to their birth families and giving them stronger ongoing support networks. Sociologists have documented that women in South India generally have somewhat greater autonomy in marital decisions and economic activities than their counterparts in much of the North – a difference traceable not to attitudes but to kinship structure itself.
The Khasi of Meghalaya and the historical Nayar of Kerala offer even more striking cases. These are matrilineal societies, where descent, inheritance, and family identity pass through the mother’s line. Anthropologists studying these communities have shown that matrilineal kinship gives women relatively greater economic security and decision-making authority, even though it does not eliminate male power entirely – maternal uncles often hold significant authority in matrilineal systems. The point is not that matrilineal societies are paradises of gender equality, but that kinship arrangements demonstrably produce different gender outcomes.
Indian anthropologist Leela Dube made this case forcefully, showing that kinship structures in South Asia generate the structural conditions for discriminatory practices like son preference, sex-selective abortion, and unequal inheritance. Empirical work confirms this: a study of elderly Indians found that the patriarchal kinship system treats sons as economic assets and daughters as liabilities, producing measurable health penalties for parents of daughters in patrilineal communities – penalties that are significantly weaker among scheduled tribes with more egalitarian gender norms. Kinship, in other words, has real consequences for bodies, not just symbols.
Why this matters today
Understanding gender as a product of kinship rather than biology has practical implications. It tells us that gender inequality is not natural or inevitable – it is built and maintained by specific social arrangements that can be changed. Legal reforms in India around inheritance, the Hindu Succession Act amendments giving daughters equal rights to ancestral property, debates around live-in relationships, and the recognition of diverse family forms are all, in effect, interventions in the sex-gender system that Rubin described.
At the same time, kinship is sticky. Even as urban Indian families nominally embrace gender equality, the underlying expectations – that daughters will eventually belong to another family, that sons carry the lineage, that wives bear primary responsibility for kin work and care – continue to shape everyday life. Rubin’s framework reminds us that genuine change in gender relations requires more than changing attitudes; it requires transforming the structural arrangements through which gender itself is produced.
What do you think? If kinship structures shape gender roles so deeply, can legal reforms alone create real gender equality in India, or do the everyday rituals of family – weddings, inheritance, surnames, post-marital residence – need to change first? And looking at your own family, can you identify one rule or expectation that exists not because of biology, but because of how kinship has been organised?
References
- https://factsanddetails.com/india/People_and_Life/sub7_3d/entry-4174.html
- https://en.wikipedia.org/wiki/The_Traffic_in_Women:_Notes_on_the_Political_Economy_of_Sex
- https://dspace.mit.edu/bitstream/handle/1721.1/150945/24-201-spring-2016/contents/readings/MIT24_201S16_Gayle_Notes.pdf
- https://sociopedia.co/author/rubin-gayle
- https://www.simplypsychology.org/margaret-mead.html
- https://en.wikipedia.org/wiki/Sex_and_Temperament_in_Three_Primitive_Societies
- https://hubsociology.com/kinship-bonds-in-north-and-south-india-with-top/
- https://banotes.org/social-cultural-anthropology/matrilineal-patrilineal-kinship-societies/
- https://www.tandfonline.com/doi/full/10.1080/00220388.2021.1939863

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