The Conceptual Development of In-service EFL Teachers’ Perception of Grammatical Mediation on Three Planes: A Sociocultural Perspective

The present study, following Vygotskyan Sociocultural theory in education, and inspired by Rogoff's conceptualization (1995, 2003) of development, aimed at conceptual development of in-service EFL teachers. To this end, two Iranian EFL teachers with pseudonyms (Tara and Sara) were selected as participants of the study. The participating teachers were first taught the sociocultural concepts related to language, teaching, and learning taken from Johnson (2009) and The data for the study comprised two semi-structured interviews, and three video-recording of critical reflection of each teacher on their video-taped classroom behavior. The recordings and transcripts were analyzed using The results of the study showed that participating teachers, over a process of struggle with