Students' socioeconomic status (SES) is central to much research and policy deliberation on educational inequalities. However, the SES model is under severe stress for several reasons. SES is an ill-defined concept, unlike parental education or family income. SES measures are frequently based on proxy reports from students; these are generally…

Despite several decades of research into the teaching and learning of Science/Chemistry, at both secondary and tertiary level, it has had relatively little impact on practice. In many countries interest in studying Science at school and university is falling, and there is concern over falling numbers and falling standards. There is a changing…