This textbook is an accessible introduction to the social aspects of language and their various explanations. covering domains of language use, language change, code-switching, speech as social action, and the nature of understanding. This thoroughly revised edition includes an up to date analysis of language standardisation, language conflict and planning. From the reviews of the first edition:"Downes's Language and Society is the clearest and most reliable introduction to the field of sociolinguistics available today." (William Labov)