This dissertation examines linguistic spatial frame of reference (FoR) usage across three cohorts, detailing the lexical and structural realization of particular spatial FoR classes within each linguistic community, as well as which linguistic and nonlinguistic factors are predictors of spatial FoR class usage. This study was designed to determine…

A unifying methodology of diffusion studies is presented treating geographical, sociological, and historical phonomena of language within the same framework. Patterns of linguistic innovation and the social and psychological motivations for such a change, both in the individual and in society, are summarized in their functions as predictors of…