I brought together two strands of literature, one investigating the moderate but persistent underachievement of girls in mathematics in most countries, and the other examining the role of self-efficacy and other self-beliefs in predicting behaviour and achievement. I implemented detailed decompositions of the gender mathematics gap, both at the…

While in most countries today women attain higher levels of education than men, on average, they are less likely than men to be employed and they earn less. There are many reasons why these gender gaps open; some are apparent in secondary school. For example, even when they outperform boys academically, girls are less likely than their male peers…

This paper investigates the phenomena of overclaiming -- the propensity for individuals to claim more knowledge about an issue or topic than they really (or could possibly) do. Using Programme for International Student Assessment (PISA) data from nine Anglophone countries and over 40,000 young people, we examine teenagers' propensity to claim…