Originallya branch of anthropology that studied and documented endangered languages,linguistic anthropology now includes the investigation of many differentaspects of language structure and use (see Wortham, 2008).
See Anthropology, Emic-etic distinction, Linguistics, Psycholinguistics
Wortham, S. (2008). Linguisticanthropology of education. Annual Review of Anthropology, 37,37-51.