“…Literature informed by diverse theories including the work of feminists, post-colonial scholars, queer theorists, and others operating from sociological and anti-essentialist backgrounds (for some example see Bell, 2016;Francis et al, 2017;Keddie, 2012;McKay, Carrington, & Iyer, 2014;Rogers et al, 2014;Uptin, Wright, & Harwood, 2013) has consistently demonstrated that teacher threshold knowledge (Martino et al, 2004)-what teachers know and can do as a result of their teacher education, and the assumptions they hold about their students-can have a direct impact upon their students' achievements.…”