A proper model for the language of instruction in Iran's universities in the event of internationalization: Grounded Theory

Globalisation has caused a lot of changes in different institutions. Subsequently internationalization has made many development and advancement in educational systems. Nowadays, necessity and importance of internationalization are felt in our country and it is included in Iranian government Sixth Development Plan. Experiences of developed and pioneer countries show that using an international language as a medium of instruction, alongside internationalization, has a significant role in the success and acceleration of this phenomenon. Whereas, the use of the interface language in Iran's higher education is prohibited. Using a purposive sampling method, grounded theory and interviewing key informants, the researcher tried to present a proper model for the language of instruction in Iran’s universities in the event of internationalization. In this model, the reasons for using the interface language, existing factors and barriers, their strategies and implications are presented. The result of 28 deep and semi-structured interviews with 28 scholars and key informants led to a 13 factors model that its main phenomenon is upgrading. It means that diversity in the language of instruction makes rising and upgrading in Iran’s higher education system