En El Principio Era El Sexo: Los Orгgenes De La... (2025)
En el principio era el sexo by Christopher Ryan and Cacilda Jethá presents a provocative challenge to traditional views on human monogamy, arguing that prehistoric humans were naturally polyamorous and that modern sexual norms are a relatively recent social construct. While praised for its engaging, accessible style, the book faces significant criticism from academics who argue the authors cherry-pick data, as noted in discussions on platforms like Reddit .