Language and cultural evolution

Human languages and cultures do not simply change at random — they evolve through processes of transmission, selection, and accumulated modification that parallel, and interact with, biological evolution. Researchers in this area study how vocabulary shifts meaning over generations, how social learning strategies spread innovations through populations, and how the diversity of the world's languages can be traced using tools borrowed from evolutionary biology, including phylogenetic methods originally developed for reconstructing species histories. A central puzzle is understanding how cumulative culture — the ratchet-like build-up of complexity across generations — became so pronounced in humans, and what cognitive and social conditions make it possible. Active debates concern how cultural and genetic evolution have co-shaped human intelligence, and how the symbolic grounding of language both reflects and drives broader patterns of cultural change.

Works

50,214

Total citations

571,726

Keywords

Cultural EvolutionLanguageSocial LearningPhylogeneticsHuman AdaptationCumulative Culture