“…The shift in emphasis to the affective aspects of education has led to the appreciation that an improvement of an individual's self‐concept should be valued as an outcome in its own right, and has established self‐concept as an important construct for interpreting an individual's behaviour and educational performance (Burns, 1982). It will come as no surprise, therefore, that a substantial amount of work has been carried out on students' self‐concept or self‐esteem (Cheung & Rudowicz, 2003; Lau, 1990; Lau & Leung, 1992; Marsh, 1989; Marsh, Kong, & Hau, 2000, 2001; Marsh, Parker, & Barnes, 1985; Mboya, 1995; Sanders, 1996; Wentzel, 1997). Even so, less work has been done in streamed settings, especially from a longitudinal perspective.…”