Human sound systems are shaped by post-Neolithic changes in bite configuration

Science Vol/Iss. 363(6432) Science/American Association for the Advancement of Science Published In Pages: 1-10
By Blasi, D.E. , Moran, S. , Moisik, S.R. , Widmer, P. , Dediu, D. , Bickel, B.


In the Indo-European language family, the expansion of agricultural and food processing technology over time is related to an increase in labiodental articulations.


Labiodentals were less likely in all 10 stochastic character mapping sets.


Test NameSupportSignificanceCoefficientTail
Stochastic character mappingSupportedUNKNOWNUNKNOWNUNKNOWN


Variable NameVariable Type OCM Term(s)
Food ProductionIndependentFood Quest
Labiodental Articulartions DependentSpeech