From its beginnings in the 1960s, sociolinguistics developed several different subfields with distinct methods and interests: the variationist tradition established by Labov, the anthropological tradition of Hymes, interactional sociolinguistics as developed by Gumperz, and the sociology of language represented by the work of Fishman. All of these areas have seen a great deal of growth in recent decades, and recent studies have led to a more broadly inclusive view of sociolinguistics. Hence there is a need for a handbook that will survey the main areas of the field, point out the lacunae in...