“…Psychometric tests scores capturing general cognitive ability have been shown to explain a quarter of the variance in academic achievement scores and academic attainment levels (Deary, Strand, Smith, & Fernandes, 2007;Mackintosh, 1998;Rohde & Thompson, 2007). Those with higher levels of cognitive ability are far less likely than others to drop out of education early (Foley, Gallipoli, & Green, 2009), and are more likely to progress to and perform well in third-level education (Bosma, van Boxtel, Kempen, van Eijk, & Jolles, 2007;Richardson, Abraham, & Bond, 2012). Success in education is an important foundation for career success including greater earnings and occupational prestige (Cohn & Addison, 1998).…”