Children at three levels of conceptual maturity were presented with six dilemmas in order to test the hypothesis that cognitive development predicts concrete behavioral choices whenever individuals are at least as complex as the moral alternatives confronting them. (Author/DB)

Pairs of elementary school children at different concept development levels were given problems to discuss, in order to examine the prediction, derived from the equilibration model, that when two children holding different beliefs must arrive at a consenus, the child possessing the higher level of cognitive development will prevail over the child…

A brief history of Chinese developmental psychology is given, and current main research projects are highlighted. (Author/MP)