“…Other variables, such as self-concept, self-efficacy, and motivational selfconstructs (e.g., Ideal L2 Self, see Lasagabaster, 2016) may directly or indirectly influence student performance. Although few studies have examined self-beliefs as predictors of EMI success, extant research from the wider education field indicates that self-efficacy (Roo, Ardasheva, Newcomer, & Vidrio Magaña, 2018;Liu et al, 2018;Liu, Gao, & Ping, 2019) and self-concept (Bong, Cho, Ahn, & Kim, 2012, 1999Parker, Marsh, Ciarrochi, Marshall, & Abduljabbar, 2014) beliefs have significant, predictive relationships with student performance (Chao, McInerney, & Bai, 2019). This study responds to calls for research into factors that predict academic success in EMI contexts (e.g.…”