Body: "Sociolinguistics" is language in relation to social factors, including differences of regional, class, and occupational dialect, gender differences, and bilingualism.
Miloje Despic, Anna Moro, Raymond Mopoho are a few specialists of "Sociolinguistics".
Diglossia, Language change, Language ideology are a few categories of "Sociolinguistics".
Goals of "Sociolinguistics" include understand how important language is in communications.