In 28 newly- commissioned chapters, distinguished contributors provide an up-to-date overview of sociolinguistics.

Florian Coulmas is Professor of Sociolinguistics at Chuo University, Tokyo. He was previously Professor of General Linguistics at Dusseldorf University and Research Fellow of the National Language Institute, Tokyo. He has been visiting Professor at Georgetown University and Fellow of the Institute of Advanced Study, Berlin. His principle fields of interest are the study of writing and sociolinguistics.