Sociolinguistics... an Overview

Teaching a language does not imply the simple learning of the language itself but the sharing the knowledge about the culture of that language, be it a single country or more. Many societal aspects influence the development of languages, their policies, their uses, their status, their evolution. 

Teachers of English or of any other languages should take those aspects into account in the language teaching process. 

Sociolingusitics is a part of linguistics that studies the interaction between society and language.

This video presents a brief overview of the filed of study of Sociolinguistics.