The "one-nation-one-language" assumption is as unrealistic as the well-known Chomskyan ideal of a homogeneous speech community. Linguistic pluricentricity is a common and widespread phenomenon; it can be understood as either differing national standards or differing local norms. The nine studies collected in this volume explore the sociocultural, conceptual and structural dimensions of variation and change within pluricentric languages, with specific emphasis on the relationship between national varieties. They include research undertaken in both the Cognitive Linguistic and socolinguistic...