Classification is a popular topic in typological, descriptive and theoretical linguistics. This volume is the first to deal specifically with the diachrony of linguistic systems of classification. It comprises original papers that examine the ways in which linguistic classification systems arise, change, and dissipate in both natural circumstances and in circumstances of attrition. The role of diffusion in such processes is explored, as well as the question of what can be diffused. The volume is not restricted to nominal systems of classification, but also includes papers dealing with the...

This volume is intended as a celebration of Kristin Davidse's work and its impact within the broad traditions of cognitive, functional and usage-based grammars. Reflecting this wide functionalist lens, the contributions develop ideas central to Neo-Firthian theories of grammar (in particular, Semiotic Grammar and SFL), the Prague School, Functional Discourse Grammar (FDG), and broader cognitive-functional (e.g. Construction Grammar) and usage-based approaches (e.g. Entrenchment-and-Conventionalization theory, corpus-based sociolinguistics). The range of topics addressed makes the volume...