Behavioral and Brain Sciences

open peer commentary

cerebral asymmetry: from survival strategies to social behaviour

jechil sieratzki a1 and bencie woll a2
a1 human communication science, university college london, london wc1n 1pf, united kingdom
a2 language and communication science, city university london, london ec1v 0hb, united kingdom


we describe a possible link between coordinated lateralised group behaviour serving species survival in lower vertebrates and a striking lateralisation phenomenon found in human social behaviour: the universal preference for cradling a young infant on the left side. our exploration offers a different perspective on the role of cerebral asymmetry for the survival of both the individual and the species.