International English the sphere of influence of English-speaking countries. Here English may serve as a useful lingua franca between ethnic and language groups. Higher education, the legislature and judiciary, national commerce, and so on, may all be carried out predominantly in English. The "expanding circle" refers to those countries where English has no official role, but is nonetheless important for certain functions, e.g. international business and tourism. By the twenty-first century, non-native English speakers have come to outnumber native speakers by a factor of three, according to the British Council. Darius Degher, a professor at Malmö University in Sweden, uses the term
Ethnography of communication communication acts and/or codes are important to different groups, what types of meanings groups apply to different communication events, and how group members learn these codes, in order to provide insight into particular communities. This additional insight may be used to enhance communication with group members, make sense of group members’ decisions, and distinguish groups from one another, among other things. Dell Hymes proposed the ethnography of communication as an approach towards analyzing patterns of language use within speech communities, in order to provide support for his idea of communicative competence, which itself was a reaction to Noam Chomsky's distinction