Taboo and Genetics: A Study of the Biological, Sociological and Psychological Foundation of the Family

Published in 1911, this ambitious interdisciplinary work attempts to reconstruct the scientific foundations of family life by synthesizing biology, sociology, and early psychology. Knight and his co-authors challenge the dominant 'gynæcocentric' theory that had shaped Victorian social thought, arguing instead that recent advances in genetics and evolutionary biology demanded a fundamental rethinking of how societies understand sex, kinship, and taboo. The book traces the historical development of sexual restrictions across cultures, drawing on ethnographic evidence and psychological insight to argue that family structures are not natural universals but products of complex biological and social pressures. What makes this volume remarkable is its audacious attempt to apply Darwinian thinking to human intimate life at a time when such synthesis was genuinely novel. For readers interested in the intellectual history of the social sciences, it offers a fascinating window into how early 20th-century thinkers grappled with the implications of genetics for understanding human behavior. The text also reveals the limitations of its era, including racial assumptions common to the period's scientific literature.