“…Setting, whereby students are allocated to a group (a set) depending on their prior attainment is a prevalent practice in English secondary schools, especially for mathematics (OECD, 2013). This is despite research continuing to document the potentially negative aspects of setting on the outcomes of students in low attainment groups (Francis et al, 2017a;Oakes, 2005;Parsons and Hallam, 2014), and particularly on their assessment of themselves as successful learners (Francis et al, 2017b;Gillborn and Youdell, 2000;Hart et al, 2004). Alternative grouping practices, such as grouping students into mixed attainment classes are less common for subjects such as mathematics (Taylor et al, 2016).…”