47:29
Constant change: the diversification and spread of language
In this program, John McWhorter, author of The Power of Babel: A Natural History of Language; Lyle Campbell, of the University of Utah; Brian Joseph, of The Ohio State University; and population geneticist Luigi Luca Cavalli-Sforza examine factors t...
47:29
Birth and death: the life cycle of language
It is predicted that within a century more than half of the world's languages will become extinct, but as languages are lost, new ones emerge naturally or are constructed. In this program, Noam Chomsky; Esperantist Thomas Eccard; endangered language...