Mass education has the goal of guaranteeing the same education to all in order to moderate differences between individuals and promote a kind of "equality of opportunity." Nonetheless, it seems clear that lower-class youths do not benefit as much from their degree or university experience as do those who come from more privileged…

Presents French-speaking researchers' contribution to differential developmental psychology. Traces methodological and theoretical transformations necessary for understanding individual differences within a general theory of cognitive development. Provides overview of pluralistic and multidimensional model of cognitive functioning/development…