Versus to old, traditional approaches and methods of teaching a language, recent and new approaches of teaching and learning a foreign language have focused on providing a learner-centred environment in which learners can have more control over their learning process and more autonomy on how to accomplish tasks and activities. This article highlights the position and role of the teacher as a mediator and the types of responsibilities he/she should take to successfully play this role and guarantee an interactive and interesting learning to the students.
