The sequence in which problems of different concepts are studied during instruction impacts concept learning. For example, several problems of a given concept can be studied together (blocking) or several problems of different concepts can be studied together (interleaving). In the current study, we demonstrate that the 2 sequences impact concept…

There are many promising psychological interventions on the horizon, but there is no clear methodology for preparing them to be scaled up. Drawing on design thinking, the present research formalizes a methodology for redesigning and tailoring initial interventions. We test the methodology using the case of fixed versus growth mindsets during the…

A wealth of research suggests that youth whose parents use corporal punishment are more likely to engage in antisocial behavior during childhood and adolescence. Questions remain, however, about: (a) whether this relationship extends reliably to samples outside the US and Canada; (b) whether corporal punishment is associated with antisocial…